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graphics.c

/*
 * Unit test suite for graphics objects
 *
 * Copyright (C) 2007 Google (Evan Stade)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "windows.h"
#include "gdiplus.h"
#include "wingdi.h"
#include "wine/test.h"
#include <math.h>

#define expect(expected, got) ok(got == expected, "Expected %.8x, got %.8x\n", expected, got)
#define expectf(expected, got) ok(fabs(expected - got) < 0.0001, "Expected %.2f, got %.2f\n", expected, got)
#define TABLE_LEN (23)

static void test_constructor_destructor(void)
{
    GpStatus stat;
    GpGraphics *graphics = NULL;
    HDC hdc = GetDC(0);

    stat = GdipCreateFromHDC(NULL, &graphics);
    expect(OutOfMemory, stat);
    stat = GdipDeleteGraphics(graphics);
    expect(InvalidParameter, stat);

    stat = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, stat);
    stat = GdipDeleteGraphics(graphics);
    expect(Ok, stat);

    stat = GdipCreateFromHWND(NULL, &graphics);
    expect(Ok, stat);
    stat = GdipDeleteGraphics(graphics);
    expect(Ok, stat);

    stat = GdipCreateFromHWNDICM(NULL, &graphics);
    expect(Ok, stat);
    stat = GdipDeleteGraphics(graphics);
    expect(Ok, stat);

    stat = GdipDeleteGraphics(NULL);
    expect(InvalidParameter, stat);
    ReleaseDC(0, hdc);
}

typedef struct node{
    GraphicsState data;
    struct node * next;
} node;

/* Linked list prepend function. */
static void log_state(GraphicsState data, node ** log)
{
    node * new_entry = HeapAlloc(GetProcessHeap(), 0, sizeof(node));

    new_entry->data = data;
    new_entry->next = *log;
    *log = new_entry;
}

/* Checks if there are duplicates in the list, and frees it. */
static void check_no_duplicates(node * log)
{
    INT dups = 0;
    node * temp = NULL;
    node * temp2 = NULL;
    node * orig = log;

    if(!log)
        goto end;

    do{
        temp = log;
        while((temp = temp->next)){
            if(log->data == temp->data){
                dups++;
                break;
            }
            if(dups > 0)
                break;
        }
    }while((log = log->next));

    temp = orig;
    do{
        temp2 = temp->next;
        HeapFree(GetProcessHeap(), 0, temp);
        temp = temp2;
    }while(temp);

end:
    expect(0, dups);
}

static void test_save_restore(void)
{
    GpStatus stat;
    GraphicsState state_a, state_b, state_c;
    InterpolationMode mode;
    GpGraphics *graphics1, *graphics2;
    node * state_log = NULL;
    HDC hdc = GetDC(0);
    state_a = state_b = state_c = 0xdeadbeef;

    /* Invalid saving. */
    GdipCreateFromHDC(hdc, &graphics1);
    stat = GdipSaveGraphics(graphics1, NULL);
    expect(InvalidParameter, stat);
    stat = GdipSaveGraphics(NULL, &state_a);
    expect(InvalidParameter, stat);
    GdipDeleteGraphics(graphics1);

    log_state(state_a, &state_log);

    /* Basic save/restore. */
    GdipCreateFromHDC(hdc, &graphics1);
    GdipSetInterpolationMode(graphics1, InterpolationModeBilinear);
    stat = GdipSaveGraphics(graphics1, &state_a);
    expect(Ok, stat);
    GdipSetInterpolationMode(graphics1, InterpolationModeBicubic);
    stat = GdipRestoreGraphics(graphics1, state_a);
    expect(Ok, stat);
    GdipGetInterpolationMode(graphics1, &mode);
    expect(InterpolationModeBilinear, mode);
    GdipDeleteGraphics(graphics1);

    log_state(state_a, &state_log);

    /* Restoring garbage doesn't affect saves. */
    GdipCreateFromHDC(hdc, &graphics1);
    GdipSetInterpolationMode(graphics1, InterpolationModeBilinear);
    GdipSaveGraphics(graphics1, &state_a);
    GdipSetInterpolationMode(graphics1, InterpolationModeBicubic);
    GdipSaveGraphics(graphics1, &state_b);
    GdipSetInterpolationMode(graphics1, InterpolationModeNearestNeighbor);
    stat = GdipRestoreGraphics(graphics1, 0xdeadbeef);
    expect(Ok, stat);
    GdipRestoreGraphics(graphics1, state_b);
    GdipGetInterpolationMode(graphics1, &mode);
    expect(InterpolationModeBicubic, mode);
    GdipRestoreGraphics(graphics1, state_a);
    GdipGetInterpolationMode(graphics1, &mode);
    expect(InterpolationModeBilinear, mode);
    GdipDeleteGraphics(graphics1);

    log_state(state_a, &state_log);
    log_state(state_b, &state_log);

    /* Restoring older state invalidates newer saves (but not older saves). */
    GdipCreateFromHDC(hdc, &graphics1);
    GdipSetInterpolationMode(graphics1, InterpolationModeBilinear);
    GdipSaveGraphics(graphics1, &state_a);
    GdipSetInterpolationMode(graphics1, InterpolationModeBicubic);
    GdipSaveGraphics(graphics1, &state_b);
    GdipSetInterpolationMode(graphics1, InterpolationModeNearestNeighbor);
    GdipSaveGraphics(graphics1, &state_c);
    GdipSetInterpolationMode(graphics1, InterpolationModeHighQualityBilinear);
    GdipRestoreGraphics(graphics1, state_b);
    GdipGetInterpolationMode(graphics1, &mode);
    expect(InterpolationModeBicubic, mode);
    GdipRestoreGraphics(graphics1, state_c);
    GdipGetInterpolationMode(graphics1, &mode);
    expect(InterpolationModeBicubic, mode);
    GdipRestoreGraphics(graphics1, state_a);
    GdipGetInterpolationMode(graphics1, &mode);
    expect(InterpolationModeBilinear, mode);
    GdipDeleteGraphics(graphics1);

    log_state(state_a, &state_log);
    log_state(state_b, &state_log);
    log_state(state_c, &state_log);

    /* Restoring older save from one graphics object does not invalidate
     * newer save from other graphics object. */
    GdipCreateFromHDC(hdc, &graphics1);
    GdipCreateFromHDC(hdc, &graphics2);
    GdipSetInterpolationMode(graphics1, InterpolationModeBilinear);
    GdipSaveGraphics(graphics1, &state_a);
    GdipSetInterpolationMode(graphics2, InterpolationModeBicubic);
    GdipSaveGraphics(graphics2, &state_b);
    GdipSetInterpolationMode(graphics1, InterpolationModeNearestNeighbor);
    GdipSetInterpolationMode(graphics2, InterpolationModeNearestNeighbor);
    GdipRestoreGraphics(graphics1, state_a);
    GdipGetInterpolationMode(graphics1, &mode);
    expect(InterpolationModeBilinear, mode);
    GdipRestoreGraphics(graphics2, state_b);
    GdipGetInterpolationMode(graphics2, &mode);
    expect(InterpolationModeBicubic, mode);
    GdipDeleteGraphics(graphics1);
    GdipDeleteGraphics(graphics2);

    /* You can't restore a state to a graphics object that didn't save it. */
    GdipCreateFromHDC(hdc, &graphics1);
    GdipCreateFromHDC(hdc, &graphics2);
    GdipSetInterpolationMode(graphics1, InterpolationModeBilinear);
    GdipSaveGraphics(graphics1, &state_a);
    GdipSetInterpolationMode(graphics1, InterpolationModeNearestNeighbor);
    GdipSetInterpolationMode(graphics2, InterpolationModeNearestNeighbor);
    GdipRestoreGraphics(graphics2, state_a);
    GdipGetInterpolationMode(graphics2, &mode);
    expect(InterpolationModeNearestNeighbor, mode);
    GdipDeleteGraphics(graphics1);
    GdipDeleteGraphics(graphics2);

    log_state(state_a, &state_log);

    /* The same state value should never be returned twice. */
    todo_wine
        check_no_duplicates(state_log);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawArc(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen, non-positive width, non-positive height */
    status = GdipDrawArc(NULL, NULL, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
    expect(InvalidParameter, status);

    status = GdipDrawArc(graphics, NULL, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0);
    expect(InvalidParameter, status);

    status = GdipDrawArc(NULL, pen, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0);
    expect(InvalidParameter, status);

    status = GdipDrawArc(graphics, pen, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0);
    expect(InvalidParameter, status);

    status = GdipDrawArc(graphics, pen, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0);
    expect(InvalidParameter, status);

    /* successful case */
    status = GdipDrawArc(graphics, pen, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawArcI(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen, non-positive width, non-positive height */
    status = GdipDrawArcI(NULL, NULL, 0, 0, 0, 0, 0, 0);
    expect(InvalidParameter, status);

    status = GdipDrawArcI(graphics, NULL, 0, 0, 1, 1, 0, 0);
    expect(InvalidParameter, status);

    status = GdipDrawArcI(NULL, pen, 0, 0, 1, 1, 0, 0);
    expect(InvalidParameter, status);

    status = GdipDrawArcI(graphics, pen, 0, 0, 1, 0, 0, 0);
    expect(InvalidParameter, status);

    status = GdipDrawArcI(graphics, pen, 0, 0, 0, 1, 0, 0);
    expect(InvalidParameter, status);

    /* successful case */
    status = GdipDrawArcI(graphics, pen, 0, 0, 1, 1, 0, 0);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_BeginContainer2(void)
{
    GpMatrix *transform;
    GpRectF clip;
    REAL defClip[] = {5, 10, 15, 20};
    REAL elems[6], defTrans[] = {1, 2, 3, 4, 5, 6};
    GraphicsContainer cont1, cont2, cont3, cont4;
    CompositingQuality compqual, defCompqual = CompositingQualityHighSpeed;
    CompositingMode compmode, defCompmode = CompositingModeSourceOver;
    InterpolationMode interp, defInterp = InterpolationModeHighQualityBicubic;
    REAL scale, defScale = 17;
    GpUnit unit, defUnit = UnitPixel;
    PixelOffsetMode offsetmode, defOffsetmode = PixelOffsetModeHighSpeed;
    SmoothingMode smoothmode, defSmoothmode = SmoothingModeAntiAlias;
    UINT contrast, defContrast = 5;
    TextRenderingHint texthint, defTexthint = TextRenderingHintAntiAlias;

    GpStatus status;
    GpGraphics *graphics = NULL;
    HDC hdc = GetDC(0);

    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    /* null graphics, null container */
    status = GdipBeginContainer2(NULL, &cont1);
    expect(InvalidParameter, status);

    status = GdipBeginContainer2(graphics, NULL);
    expect(InvalidParameter, status);

    status = GdipEndContainer(NULL, cont1);
    expect(InvalidParameter, status);

    /* test all quality-related values */
    GdipSetCompositingMode(graphics, defCompmode);
    GdipSetCompositingQuality(graphics, defCompqual);
    GdipSetInterpolationMode(graphics, defInterp);
    GdipSetPageScale(graphics, defScale);
    GdipSetPageUnit(graphics, defUnit);
    GdipSetPixelOffsetMode(graphics, defOffsetmode);
    GdipSetSmoothingMode(graphics, defSmoothmode);
    GdipSetTextContrast(graphics, defContrast);
    GdipSetTextRenderingHint(graphics, defTexthint);

    status = GdipBeginContainer2(graphics, &cont1);
    expect(Ok, status);

    GdipSetCompositingMode(graphics, CompositingModeSourceCopy);
    GdipSetCompositingQuality(graphics, CompositingQualityHighQuality);
    GdipSetInterpolationMode(graphics, InterpolationModeBilinear);
    GdipSetPageScale(graphics, 10);
    GdipSetPageUnit(graphics, UnitDocument);
    GdipSetPixelOffsetMode(graphics, PixelOffsetModeHalf);
    GdipSetSmoothingMode(graphics, SmoothingModeNone);
    GdipSetTextContrast(graphics, 7);
    GdipSetTextRenderingHint(graphics, TextRenderingHintClearTypeGridFit);

    status = GdipEndContainer(graphics, cont1);
    expect(Ok, status);

    GdipGetCompositingMode(graphics, &compmode);
    ok(defCompmode == compmode, "Expected Compositing Mode to be restored to %d, got %d\n", defCompmode, compmode);

    GdipGetCompositingQuality(graphics, &compqual);
    ok(defCompqual == compqual, "Expected Compositing Quality to be restored to %d, got %d\n", defCompqual, compqual);

    GdipGetInterpolationMode(graphics, &interp);
    ok(defInterp == interp, "Expected Interpolation Mode to be restored to %d, got %d\n", defInterp, interp);

    GdipGetPageScale(graphics, &scale);
    ok(fabs(defScale - scale) < 0.0001, "Expected Page Scale to be restored to %f, got %f\n", defScale, scale);

    GdipGetPageUnit(graphics, &unit);
    ok(defUnit == unit, "Expected Page Unit to be restored to %d, got %d\n", defUnit, unit);

    GdipGetPixelOffsetMode(graphics, &offsetmode);
    ok(defOffsetmode == offsetmode, "Expected Pixel Offset Mode to be restored to %d, got %d\n", defOffsetmode, offsetmode);

    GdipGetSmoothingMode(graphics, &smoothmode);
    ok(defSmoothmode == smoothmode, "Expected Smoothing Mode to be restored to %d, got %d\n", defSmoothmode, smoothmode);

    GdipGetTextContrast(graphics, &contrast);
    ok(defContrast == contrast, "Expected Text Contrast to be restored to %d, got %d\n", defContrast, contrast);

    GdipGetTextRenderingHint(graphics, &texthint);
    ok(defTexthint == texthint, "Expected Text Hint to be restored to %d, got %d\n", defTexthint, texthint);

    /* test world transform */
    status = GdipBeginContainer2(graphics, &cont1);
    expect(Ok, status);

    GdipCreateMatrix2(defTrans[0], defTrans[1], defTrans[2], defTrans[3],
            defTrans[4], defTrans[5], &transform);
    GdipSetWorldTransform(graphics, transform);
    GdipDeleteMatrix(transform);
    transform = NULL;

    status = GdipBeginContainer2(graphics, &cont2);
    expect(Ok, status);

    GdipCreateMatrix2(10, 20, 30, 40, 50, 60, &transform);
    GdipSetWorldTransform(graphics, transform);
    GdipDeleteMatrix(transform);
    transform = NULL;

    status = GdipEndContainer(graphics, cont2);
    expect(Ok, status);

    GdipCreateMatrix(&transform);
    GdipGetWorldTransform(graphics, transform);
    GdipGetMatrixElements(transform, elems);
    ok(fabs(defTrans[0] - elems[0]) < 0.0001 &&
            fabs(defTrans[1] - elems[1]) < 0.0001 &&
            fabs(defTrans[2] - elems[2]) < 0.0001 &&
            fabs(defTrans[3] - elems[3]) < 0.0001 &&
            fabs(defTrans[4] - elems[4]) < 0.0001 &&
            fabs(defTrans[5] - elems[5]) < 0.0001,
            "Expected World Transform Matrix to be restored to [%f, %f, %f, %f, %f, %f], got [%f, %f, %f, %f, %f, %f]\n",
            defTrans[0], defTrans[1], defTrans[2], defTrans[3], defTrans[4], defTrans[5],
            elems[0], elems[1], elems[2], elems[3], elems[4], elems[5]);
    GdipDeleteMatrix(transform);
    transform = NULL;

    status = GdipEndContainer(graphics, cont1);
    expect(Ok, status);

    /* test clipping */
    status = GdipBeginContainer2(graphics, &cont1);
    expect(Ok, status);

    GdipSetClipRect(graphics, defClip[0], defClip[1], defClip[2], defClip[3], CombineModeReplace);

    status = GdipBeginContainer2(graphics, &cont2);
    expect(Ok, status);

    GdipSetClipRect(graphics, 2, 4, 6, 8, CombineModeReplace);

    status = GdipEndContainer(graphics, cont2);

    GdipGetClipBounds(graphics, &clip);
    ok(fabs(defClip[0] - clip.X) < 0.0001 &&
            fabs(defClip[1] - clip.Y) < 0.0001 &&
            fabs(defClip[2] - clip.Width) < 0.0001 &&
            fabs(defClip[3] - clip.Height) < 0.0001,
            "Expected Clipping Rectangle to be restored to [%f, %f, %f, %f], got [%f, %f, %f, %f]\n",
            defClip[0], defClip[1], defClip[2], defClip[3],
            clip.X, clip.Y, clip.Width, clip.Height);

    status = GdipEndContainer(graphics, cont1);

    /* nesting */
    status = GdipBeginContainer2(graphics, &cont1);
    expect(Ok, status);

    status = GdipBeginContainer2(graphics, &cont2);
    expect(Ok, status);

    status = GdipBeginContainer2(graphics, &cont3);
    expect(Ok, status);

    status = GdipEndContainer(graphics, cont3);
    expect(Ok, status);

    status = GdipBeginContainer2(graphics, &cont4);
    expect(Ok, status);

    status = GdipEndContainer(graphics, cont4);
    expect(Ok, status);

    /* skip cont2 */
    status = GdipEndContainer(graphics, cont1);
    expect(Ok, status);

    /* end an already-ended container */
    status = GdipEndContainer(graphics, cont1);
    expect(Ok, status);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);
}

static void test_GdipDrawBezierI(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen */
    status = GdipDrawBezierI(NULL, NULL, 0, 0, 0, 0, 0, 0, 0, 0);
    expect(InvalidParameter, status);

    status = GdipDrawBezierI(graphics, NULL, 0, 0, 0, 0, 0, 0, 0, 0);
    expect(InvalidParameter, status);

    status = GdipDrawBezierI(NULL, pen, 0, 0, 0, 0, 0, 0, 0, 0);
    expect(InvalidParameter, status);

    /* successful case */
    status = GdipDrawBezierI(graphics, pen, 0, 0, 0, 0, 0, 0, 0, 0);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawCurve3(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);
    GpPointF points[3];

    points[0].X = 0;
    points[0].Y = 0;

    points[1].X = 40;
    points[1].Y = 20;

    points[2].X = 10;
    points[2].Y = 40;

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen */
    status = GdipDrawCurve3(NULL, NULL, points, 3, 0, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3(graphics, NULL, points, 3, 0, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3(NULL, pen, points, 3, 0, 2, 1);
    expect(InvalidParameter, status);

    /* InvalidParameter cases: invalid count */
    status = GdipDrawCurve3(graphics, pen, points, -1, 0, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3(graphics, pen, points, 0, 0, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3(graphics, pen, points, 1, 0, 0, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3(graphics, pen, points, 3, 4, 2, 1);
    expect(InvalidParameter, status);

    /* InvalidParameter cases: invalid number of segments */
    status = GdipDrawCurve3(graphics, pen, points, 3, 0, -1, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3(graphics, pen, points, 3, 1, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3(graphics, pen, points, 2, 0, 2, 1);
    expect(InvalidParameter, status);

    /* Valid test cases */
    status = GdipDrawCurve3(graphics, pen, points, 2, 0, 1, 1);
    expect(Ok, status);

    status = GdipDrawCurve3(graphics, pen, points, 3, 0, 2, 2);
    expect(Ok, status);

    status = GdipDrawCurve3(graphics, pen, points, 2, 0, 1, -2);
    expect(Ok, status);

    status = GdipDrawCurve3(graphics, pen, points, 3, 1, 1, 0);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawCurve3I(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);
    GpPoint points[3];

    points[0].X = 0;
    points[0].Y = 0;

    points[1].X = 40;
    points[1].Y = 20;

    points[2].X = 10;
    points[2].Y = 40;

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen */
    status = GdipDrawCurve3I(NULL, NULL, points, 3, 0, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3I(graphics, NULL, points, 3, 0, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3I(NULL, pen, points, 3, 0, 2, 1);
    expect(InvalidParameter, status);

    /* InvalidParameter cases: invalid count */
    status = GdipDrawCurve3I(graphics, pen, points, -1, -1, -1, 1);
    expect(OutOfMemory, status);

    status = GdipDrawCurve3I(graphics, pen, points, 0, 0, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3I(graphics, pen, points, 1, 0, 0, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3I(graphics, pen, points, 3, 4, 2, 1);
    expect(InvalidParameter, status);

    /* InvalidParameter cases: invalid number of segments */
    status = GdipDrawCurve3I(graphics, pen, points, 3, 0, -1, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3I(graphics, pen, points, 3, 1, 2, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve3I(graphics, pen, points, 2, 0, 2, 1);
    expect(InvalidParameter, status);

    /* Valid test cases */
    status = GdipDrawCurve3I(graphics, pen, points, 2, 0, 1, 1);
    expect(Ok, status);

    status = GdipDrawCurve3I(graphics, pen, points, 3, 0, 2, 2);
    expect(Ok, status);

    status = GdipDrawCurve3I(graphics, pen, points, 2, 0, 1, -2);
    expect(Ok, status);

    status = GdipDrawCurve3I(graphics, pen, points, 3, 1, 1, 0);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawCurve2(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);
    GpPointF points[3];

    points[0].X = 0;
    points[0].Y = 0;

    points[1].X = 40;
    points[1].Y = 20;

    points[2].X = 10;
    points[2].Y = 40;

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen */
    status = GdipDrawCurve2(NULL, NULL, points, 3, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve2(graphics, NULL, points, 3, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve2(NULL, pen, points, 3, 1);
    expect(InvalidParameter, status);

    /* InvalidParameter cases: invalid count */
    status = GdipDrawCurve2(graphics, pen, points, -1, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve2(graphics, pen, points, 0, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve2(graphics, pen, points, 1, 1);
    expect(InvalidParameter, status);

    /* Valid test cases */
    status = GdipDrawCurve2(graphics, pen, points, 2, 1);
    expect(Ok, status);

    status = GdipDrawCurve2(graphics, pen, points, 3, 2);
    expect(Ok, status);

    status = GdipDrawCurve2(graphics, pen, points, 3, -2);
    expect(Ok, status);

    status = GdipDrawCurve2(graphics, pen, points, 3, 0);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawCurve2I(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);
    GpPoint points[3];

    points[0].X = 0;
    points[0].Y = 0;

    points[1].X = 40;
    points[1].Y = 20;

    points[2].X = 10;
    points[2].Y = 40;

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen */
    status = GdipDrawCurve2I(NULL, NULL, points, 3, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve2I(graphics, NULL, points, 3, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve2I(NULL, pen, points, 3, 1);
    expect(InvalidParameter, status);

    /* InvalidParameter cases: invalid count */
    status = GdipDrawCurve2I(graphics, pen, points, -1, 1);
    expect(OutOfMemory, status);

    status = GdipDrawCurve2I(graphics, pen, points, 0, 1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve2I(graphics, pen, points, 1, 1);
    expect(InvalidParameter, status);

    /* Valid test cases */
    status = GdipDrawCurve2I(graphics, pen, points, 2, 1);
    expect(Ok, status);

    status = GdipDrawCurve2I(graphics, pen, points, 3, 2);
    expect(Ok, status);

    status = GdipDrawCurve2I(graphics, pen, points, 3, -2);
    expect(Ok, status);

    status = GdipDrawCurve2I(graphics, pen, points, 3, 0);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawCurve(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);
    GpPointF points[3];

    points[0].X = 0;
    points[0].Y = 0;

    points[1].X = 40;
    points[1].Y = 20;

    points[2].X = 10;
    points[2].Y = 40;

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen */
    status = GdipDrawCurve(NULL, NULL, points, 3);
    expect(InvalidParameter, status);

    status = GdipDrawCurve(graphics, NULL, points, 3);
    expect(InvalidParameter, status);

    status = GdipDrawCurve(NULL, pen, points, 3);
    expect(InvalidParameter, status);

    /* InvalidParameter cases: invalid count */
    status = GdipDrawCurve(graphics, pen, points, -1);
    expect(InvalidParameter, status);

    status = GdipDrawCurve(graphics, pen, points, 0);
    expect(InvalidParameter, status);

    status = GdipDrawCurve(graphics, pen, points, 1);
    expect(InvalidParameter, status);

    /* Valid test cases */
    status = GdipDrawCurve(graphics, pen, points, 2);
    expect(Ok, status);

    status = GdipDrawCurve(graphics, pen, points, 3);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawCurveI(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);
    GpPoint points[3];

    points[0].X = 0;
    points[0].Y = 0;

    points[1].X = 40;
    points[1].Y = 20;

    points[2].X = 10;
    points[2].Y = 40;

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen */
    status = GdipDrawCurveI(NULL, NULL, points, 3);
    expect(InvalidParameter, status);

    status = GdipDrawCurveI(graphics, NULL, points, 3);
    expect(InvalidParameter, status);

    status = GdipDrawCurveI(NULL, pen, points, 3);
    expect(InvalidParameter, status);

    /* InvalidParameter cases: invalid count */
    status = GdipDrawCurveI(graphics, pen, points, -1);
    expect(OutOfMemory, status);

    status = GdipDrawCurveI(graphics, pen, points, 0);
    expect(InvalidParameter, status);

    status = GdipDrawCurveI(graphics, pen, points, 1);
    expect(InvalidParameter, status);

    /* Valid test cases */
    status = GdipDrawCurveI(graphics, pen, points, 2);
    expect(Ok, status);

    status = GdipDrawCurveI(graphics, pen, points, 3);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawLineI(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    HDC hdc = GetDC(0);

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* InvalidParameter cases: null graphics, null pen */
    status = GdipDrawLineI(NULL, NULL, 0, 0, 0, 0);
    expect(InvalidParameter, status);

    status = GdipDrawLineI(graphics, NULL, 0, 0, 0, 0);
    expect(InvalidParameter, status);

    status = GdipDrawLineI(NULL, pen, 0, 0, 0, 0);
    expect(InvalidParameter, status);

    /* successful case */
    status = GdipDrawLineI(graphics, pen, 0, 0, 0, 0);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_GdipDrawLinesI(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen = NULL;
    GpPoint *ptf = NULL;
    HDC hdc = GetDC(0);

    /* make a graphics object and pen object */
    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);
    ok(pen != NULL, "Expected pen to be initialized\n");

    /* make some arbitrary valid points*/
    ptf = GdipAlloc(2 * sizeof(GpPointF));

    ptf[0].X = 1;
    ptf[0].Y = 1;

    ptf[1].X = 2;
    ptf[1].Y = 2;

    /* InvalidParameter cases: null graphics, null pen, null points, count < 2*/
    status = GdipDrawLinesI(NULL, NULL, NULL, 0);
    expect(InvalidParameter, status);

    status = GdipDrawLinesI(graphics, pen, ptf, 0);
    expect(InvalidParameter, status);

    status = GdipDrawLinesI(graphics, NULL, ptf, 2);
    expect(InvalidParameter, status);

    status = GdipDrawLinesI(NULL, pen, ptf, 2);
    expect(InvalidParameter, status);

    /* successful case */
    status = GdipDrawLinesI(graphics, pen, ptf, 2);
    expect(Ok, status);

    GdipFree(ptf);
    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    ReleaseDC(0, hdc);
}

static void test_Get_Release_DC(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpPen *pen;
    GpSolidFill *brush;
    GpPath *path;
    HDC hdc = GetDC(0);
    HDC retdc;
    REAL r;
    CompositingQuality quality;
    CompositingMode compmode;
    InterpolationMode intmode;
    GpMatrix *m;
    GpRegion *region;
    GpUnit unit;
    PixelOffsetMode offsetmode;
    SmoothingMode smoothmode;
    TextRenderingHint texthint;
    GpPointF ptf[5];
    GpPoint  pt[5];
    GpRectF  rectf[2];
    GpRect   rect[2];
    GpRegion *clip;
    INT i;
    BOOL res;
    ARGB color = 0x00000000;
    HRGN hrgn = CreateRectRgn(0, 0, 10, 10);

    pt[0].X = 10;
    pt[0].Y = 10;
    pt[1].X = 20;
    pt[1].Y = 15;
    pt[2].X = 40;
    pt[2].Y = 80;
    pt[3].X = -20;
    pt[3].Y = 20;
    pt[4].X = 50;
    pt[4].Y = 110;

    for(i = 0; i < 5;i++){
        ptf[i].X = (REAL)pt[i].X;
        ptf[i].Y = (REAL)pt[i].Y;
    }

    rect[0].X = 0;
    rect[0].Y = 0;
    rect[0].Width  = 50;
    rect[0].Height = 70;
    rect[1].X = 0;
    rect[1].Y = 0;
    rect[1].Width  = 10;
    rect[1].Height = 20;

    for(i = 0; i < 2;i++){
        rectf[i].X = (REAL)rect[i].X;
        rectf[i].Y = (REAL)rect[i].Y;
        rectf[i].Height = (REAL)rect[i].Height;
        rectf[i].Width  = (REAL)rect[i].Width;
    }

    GdipCreateMatrix(&m);
    GdipCreateRegion(&region);
    GdipCreateSolidFill((ARGB)0xdeadbeef, &brush);
    GdipCreatePath(FillModeAlternate, &path);
    GdipCreateRegion(&clip);

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");
    status = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
    expect(Ok, status);

    /* NULL arguments */
    status = GdipGetDC(NULL, NULL);
    expect(InvalidParameter, status);
    status = GdipGetDC(graphics, NULL);
    expect(InvalidParameter, status);
    status = GdipGetDC(NULL, &retdc);
    expect(InvalidParameter, status);

    status = GdipReleaseDC(NULL, NULL);
    expect(InvalidParameter, status);
    status = GdipReleaseDC(graphics, NULL);
    expect(InvalidParameter, status);
    status = GdipReleaseDC(NULL, (HDC)0xdeadbeef);
    expect(InvalidParameter, status);

    /* Release without Get */
    status = GdipReleaseDC(graphics, hdc);
    expect(InvalidParameter, status);

    retdc = NULL;
    status = GdipGetDC(graphics, &retdc);
    expect(Ok, status);
    ok(retdc == hdc, "Invalid HDC returned\n");
    /* call it once more */
    status = GdipGetDC(graphics, &retdc);
    expect(ObjectBusy, status);

    /* try all Graphics calls here */
    status = Ok;
    status = GdipDrawArc(graphics, pen, 0.0, 0.0, 1.0, 1.0, 0.0, 0.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawArcI(graphics, pen, 0, 0, 1, 1, 0.0, 0.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawBezier(graphics, pen, 0.0, 10.0, 20.0, 15.0, 35.0, -10.0, 10.0, 10.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawBezierI(graphics, pen, 0, 0, 0, 0, 0, 0, 0, 0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawBeziers(graphics, pen, ptf, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawBeziersI(graphics, pen, pt, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawClosedCurve(graphics, pen, ptf, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawClosedCurveI(graphics, pen, pt, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawClosedCurve2(graphics, pen, ptf, 5, 1.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawClosedCurve2I(graphics, pen, pt, 5, 1.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawCurve(graphics, pen, ptf, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawCurveI(graphics, pen, pt, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawCurve2(graphics, pen, ptf, 5, 1.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawCurve2I(graphics, pen, pt, 5, 1.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawEllipse(graphics, pen, 0.0, 0.0, 100.0, 50.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawEllipseI(graphics, pen, 0, 0, 100, 50);
    expect(ObjectBusy, status); status = Ok;
    /* GdipDrawImage/GdipDrawImageI */
    /* GdipDrawImagePointsRect/GdipDrawImagePointsRectI */
    /* GdipDrawImageRectRect/GdipDrawImageRectRectI */
    /* GdipDrawImageRect/GdipDrawImageRectI */
    status = GdipDrawLine(graphics, pen, 0.0, 0.0, 100.0, 200.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawLineI(graphics, pen, 0, 0, 100, 200);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawLines(graphics, pen, ptf, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawLinesI(graphics, pen, pt, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawPath(graphics, pen, path);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawPie(graphics, pen, 0.0, 0.0, 100.0, 100.0, 0.0, 90.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawPieI(graphics, pen, 0, 0, 100, 100, 0.0, 90.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawRectangle(graphics, pen, 0.0, 0.0, 100.0, 300.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawRectangleI(graphics, pen, 0, 0, 100, 300);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawRectangles(graphics, pen, rectf, 2);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawRectanglesI(graphics, pen, rect, 2);
    expect(ObjectBusy, status); status = Ok;
    /* GdipDrawString */
    status = GdipFillClosedCurve2(graphics, (GpBrush*)brush, ptf, 5, 1.0, FillModeAlternate);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillClosedCurve2I(graphics, (GpBrush*)brush, pt, 5, 1.0, FillModeAlternate);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillEllipse(graphics, (GpBrush*)brush, 0.0, 0.0, 100.0, 100.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillEllipseI(graphics, (GpBrush*)brush, 0, 0, 100, 100);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillPath(graphics, (GpBrush*)brush, path);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillPie(graphics, (GpBrush*)brush, 0.0, 0.0, 100.0, 100.0, 0.0, 15.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillPieI(graphics, (GpBrush*)brush, 0, 0, 100, 100, 0.0, 15.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillPolygon(graphics, (GpBrush*)brush, ptf, 5, FillModeAlternate);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillPolygonI(graphics, (GpBrush*)brush, pt, 5, FillModeAlternate);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillPolygon2(graphics, (GpBrush*)brush, ptf, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillPolygon2I(graphics, (GpBrush*)brush, pt, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillRectangle(graphics, (GpBrush*)brush, 0.0, 0.0, 100.0, 100.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillRectangleI(graphics, (GpBrush*)brush, 0, 0, 100, 100);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillRectangles(graphics, (GpBrush*)brush, rectf, 2);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillRectanglesI(graphics, (GpBrush*)brush, rect, 2);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFillRegion(graphics, (GpBrush*)brush, region);
    expect(ObjectBusy, status); status = Ok;
    status = GdipFlush(graphics, FlushIntentionFlush);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetClipBounds(graphics, rectf);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetClipBoundsI(graphics, rect);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetCompositingMode(graphics, &compmode);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetCompositingQuality(graphics, &quality);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetInterpolationMode(graphics, &intmode);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetNearestColor(graphics, &color);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetPageScale(graphics, &r);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetPageUnit(graphics, &unit);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetPixelOffsetMode(graphics, &offsetmode);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetSmoothingMode(graphics, &smoothmode);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetTextRenderingHint(graphics, &texthint);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetWorldTransform(graphics, m);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGraphicsClear(graphics, 0xdeadbeef);
    expect(ObjectBusy, status); status = Ok;
    status = GdipIsVisiblePoint(graphics, 0.0, 0.0, &res);
    expect(ObjectBusy, status); status = Ok;
    status = GdipIsVisiblePointI(graphics, 0, 0, &res);
    expect(ObjectBusy, status); status = Ok;
    /* GdipMeasureCharacterRanges */
    /* GdipMeasureString */
    status = GdipResetClip(graphics);
    expect(ObjectBusy, status); status = Ok;
    status = GdipResetWorldTransform(graphics);
    expect(ObjectBusy, status); status = Ok;
    /* GdipRestoreGraphics */
    status = GdipRotateWorldTransform(graphics, 15.0, MatrixOrderPrepend);
    expect(ObjectBusy, status); status = Ok;
    /*  GdipSaveGraphics */
    status = GdipScaleWorldTransform(graphics, 1.0, 1.0, MatrixOrderPrepend);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetCompositingMode(graphics, CompositingModeSourceOver);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetCompositingQuality(graphics, CompositingQualityDefault);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetInterpolationMode(graphics, InterpolationModeDefault);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetPageScale(graphics, 1.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetPageUnit(graphics, UnitWorld);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetPixelOffsetMode(graphics, PixelOffsetModeDefault);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetSmoothingMode(graphics, SmoothingModeDefault);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetTextRenderingHint(graphics, TextRenderingHintSystemDefault);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetWorldTransform(graphics, m);
    expect(ObjectBusy, status); status = Ok;
    status = GdipTranslateWorldTransform(graphics, 0.0, 0.0, MatrixOrderPrepend);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetClipHrgn(graphics, hrgn, CombineModeReplace);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetClipPath(graphics, path, CombineModeReplace);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetClipRect(graphics, 0.0, 0.0, 10.0, 10.0, CombineModeReplace);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetClipRectI(graphics, 0, 0, 10, 10, CombineModeReplace);
    expect(ObjectBusy, status); status = Ok;
    status = GdipSetClipRegion(graphics, clip, CombineModeReplace);
    expect(ObjectBusy, status); status = Ok;
    status = GdipTranslateClip(graphics, 0.0, 0.0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipTranslateClipI(graphics, 0, 0);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawPolygon(graphics, pen, ptf, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipDrawPolygonI(graphics, pen, pt, 5);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetDpiX(graphics, &r);
    expect(ObjectBusy, status); status = Ok;
    status = GdipGetDpiY(graphics, &r);
    expect(ObjectBusy, status); status = Ok;
    status = GdipMultiplyWorldTransform(graphics, m, MatrixOrderPrepend);
    status = GdipGetClip(graphics, region);
    expect(ObjectBusy, status); status = Ok;
    status = GdipTransformPoints(graphics, CoordinateSpacePage, CoordinateSpaceWorld, ptf, 5);
    expect(ObjectBusy, status); status = Ok;
    /* try to delete before release */
    status = GdipDeleteGraphics(graphics);
    expect(ObjectBusy, status);

    status = GdipReleaseDC(graphics, retdc);
    expect(Ok, status);

    GdipDeletePen(pen);
    GdipDeleteGraphics(graphics);

    GdipDeletePath(path);
    GdipDeleteBrush((GpBrush*)brush);
    GdipDeleteRegion(region);
    GdipDeleteMatrix(m);
    DeleteObject(hrgn);

    ReleaseDC(0, hdc);
}

static void test_transformpoints(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    HDC hdc = GetDC(0);
    GpPointF ptf[2];
    GpPoint pt[2];

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);

    /* NULL arguments */
    status = GdipTransformPoints(NULL, CoordinateSpacePage, CoordinateSpaceWorld, NULL, 0);
    expect(InvalidParameter, status);
    status = GdipTransformPoints(graphics, CoordinateSpacePage, CoordinateSpaceWorld, NULL, 0);
    expect(InvalidParameter, status);
    status = GdipTransformPoints(graphics, CoordinateSpacePage, CoordinateSpaceWorld, ptf, 0);
    expect(InvalidParameter, status);
    status = GdipTransformPoints(graphics, CoordinateSpacePage, CoordinateSpaceWorld, ptf, -1);
    expect(InvalidParameter, status);

    ptf[0].X = 1.0;
    ptf[0].Y = 0.0;
    ptf[1].X = 0.0;
    ptf[1].Y = 1.0;
    status = GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, ptf, 2);
    expect(Ok, status);
    expectf(1.0, ptf[0].X);
    expectf(0.0, ptf[0].Y);
    expectf(0.0, ptf[1].X);
    expectf(1.0, ptf[1].Y);

    status = GdipTranslateWorldTransform(graphics, 5.0, 5.0, MatrixOrderAppend);
    expect(Ok, status);
    status = GdipSetPageUnit(graphics, UnitPixel);
    expect(Ok, status);
    status = GdipSetPageScale(graphics, 3.0);
    expect(Ok, status);

    ptf[0].X = 1.0;
    ptf[0].Y = 0.0;
    ptf[1].X = 0.0;
    ptf[1].Y = 1.0;
    status = GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, ptf, 2);
    expect(Ok, status);
    expectf(18.0, ptf[0].X);
    expectf(15.0, ptf[0].Y);
    expectf(15.0, ptf[1].X);
    expectf(18.0, ptf[1].Y);

    ptf[0].X = 1.0;
    ptf[0].Y = 0.0;
    ptf[1].X = 0.0;
    ptf[1].Y = 1.0;
    status = GdipTransformPoints(graphics, CoordinateSpacePage, CoordinateSpaceWorld, ptf, 2);
    expect(Ok, status);
    expectf(6.0, ptf[0].X);
    expectf(5.0, ptf[0].Y);
    expectf(5.0, ptf[1].X);
    expectf(6.0, ptf[1].Y);

    ptf[0].X = 1.0;
    ptf[0].Y = 0.0;
    ptf[1].X = 0.0;
    ptf[1].Y = 1.0;
    status = GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpacePage, ptf, 2);
    expect(Ok, status);
    expectf(3.0, ptf[0].X);
    expectf(0.0, ptf[0].Y);
    expectf(0.0, ptf[1].X);
    expectf(3.0, ptf[1].Y);

    ptf[0].X = 18.0;
    ptf[0].Y = 15.0;
    ptf[1].X = 15.0;
    ptf[1].Y = 18.0;
    status = GdipTransformPoints(graphics, CoordinateSpaceWorld, CoordinateSpaceDevice, ptf, 2);
    expect(Ok, status);
    expectf(1.0, ptf[0].X);
    expectf(0.0, ptf[0].Y);
    expectf(0.0, ptf[1].X);
    expectf(1.0, ptf[1].Y);

    ptf[0].X = 6.0;
    ptf[0].Y = 5.0;
    ptf[1].X = 5.0;
    ptf[1].Y = 6.0;
    status = GdipTransformPoints(graphics, CoordinateSpaceWorld, CoordinateSpacePage, ptf, 2);
    expect(Ok, status);
    expectf(1.0, ptf[0].X);
    expectf(0.0, ptf[0].Y);
    expectf(0.0, ptf[1].X);
    expectf(1.0, ptf[1].Y);

    ptf[0].X = 3.0;
    ptf[0].Y = 0.0;
    ptf[1].X = 0.0;
    ptf[1].Y = 3.0;
    status = GdipTransformPoints(graphics, CoordinateSpacePage, CoordinateSpaceDevice, ptf, 2);
    expect(Ok, status);
    expectf(1.0, ptf[0].X);
    expectf(0.0, ptf[0].Y);
    expectf(0.0, ptf[1].X);
    expectf(1.0, ptf[1].Y);

    pt[0].X = 1;
    pt[0].Y = 0;
    pt[1].X = 0;
    pt[1].Y = 1;
    status = GdipTransformPointsI(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 2);
    expect(Ok, status);
    expect(18, pt[0].X);
    expect(15, pt[0].Y);
    expect(15, pt[1].X);
    expect(18, pt[1].Y);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);
}

static void test_get_set_clip(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    HDC hdc = GetDC(0);
    GpRegion *clip;
    GpRectF rect;
    BOOL res;

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);

    rect.X = rect.Y = 0.0;
    rect.Height = rect.Width = 100.0;

    status = GdipCreateRegionRect(&rect, &clip);

    /* NULL arguments */
    status = GdipGetClip(NULL, NULL);
    expect(InvalidParameter, status);
    status = GdipGetClip(graphics, NULL);
    expect(InvalidParameter, status);
    status = GdipGetClip(NULL, clip);
    expect(InvalidParameter, status);

    status = GdipSetClipRegion(NULL, NULL, CombineModeReplace);
    expect(InvalidParameter, status);
    status = GdipSetClipRegion(graphics, NULL, CombineModeReplace);
    expect(InvalidParameter, status);

    status = GdipSetClipPath(NULL, NULL, CombineModeReplace);
    expect(InvalidParameter, status);
    status = GdipSetClipPath(graphics, NULL, CombineModeReplace);
    expect(InvalidParameter, status);

    res = FALSE;
    status = GdipGetClip(graphics, clip);
    expect(Ok, status);
    status = GdipIsInfiniteRegion(clip, graphics, &res);
    expect(Ok, status);
    expect(TRUE, res);

    /* remains infinite after reset */
    res = FALSE;
    status = GdipResetClip(graphics);
    expect(Ok, status);
    status = GdipGetClip(graphics, clip);
    expect(Ok, status);
    status = GdipIsInfiniteRegion(clip, graphics, &res);
    expect(Ok, status);
    expect(TRUE, res);

    /* set to empty and then reset to infinite */
    status = GdipSetEmpty(clip);
    expect(Ok, status);
    status = GdipSetClipRegion(graphics, clip, CombineModeReplace);
    expect(Ok, status);

    status = GdipGetClip(graphics, clip);
    expect(Ok, status);
    res = FALSE;
    status = GdipIsEmptyRegion(clip, graphics, &res);
    expect(Ok, status);
    expect(TRUE, res);
    status = GdipResetClip(graphics);
    expect(Ok, status);
    status = GdipGetClip(graphics, clip);
    expect(Ok, status);
    res = FALSE;
    status = GdipIsInfiniteRegion(clip, graphics, &res);
    expect(Ok, status);
    expect(TRUE, res);

    GdipDeleteRegion(clip);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);
}

static void test_isempty(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    HDC hdc = GetDC(0);
    GpRegion *clip;
    BOOL res;

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);

    status = GdipCreateRegion(&clip);
    expect(Ok, status);

    /* NULL */
    status = GdipIsClipEmpty(NULL, NULL);
    expect(InvalidParameter, status);
    status = GdipIsClipEmpty(graphics, NULL);
    expect(InvalidParameter, status);
    status = GdipIsClipEmpty(NULL, &res);
    expect(InvalidParameter, status);

    /* default is infinite */
    res = TRUE;
    status = GdipIsClipEmpty(graphics, &res);
    expect(Ok, status);
    expect(FALSE, res);

    GdipDeleteRegion(clip);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);
}

static void test_clear(void)
{
    GpStatus status;

    status = GdipGraphicsClear(NULL, 0xdeadbeef);
    expect(InvalidParameter, status);
}

static void test_textcontrast(void)
{
    GpStatus status;
    HDC hdc = GetDC(0);
    GpGraphics *graphics;
    UINT contrast;

    status = GdipGetTextContrast(NULL, NULL);
    expect(InvalidParameter, status);

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);

    status = GdipGetTextContrast(graphics, NULL);
    expect(InvalidParameter, status);
    status = GdipGetTextContrast(graphics, &contrast);
    expect(4, contrast);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);
}

static void test_GdipDrawString(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpFont *fnt = NULL;
    RectF  rect;
    GpStringFormat *format;
    GpBrush *brush;
    LOGFONTA logfont;
    HDC hdc = GetDC(0);
    static const WCHAR string[] = {'T','e','s','t',0};

    memset(&logfont,0,sizeof(logfont));
    strcpy(logfont.lfFaceName,"Arial");
    logfont.lfHeight = 12;
    logfont.lfCharSet = DEFAULT_CHARSET;

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);

    status = GdipCreateFontFromLogfontA(hdc, &logfont, &fnt);
    if (status == FileNotFound)
    {
        skip("Arial not installed.\n");
        return;
    }
    expect(Ok, status);

    status = GdipCreateSolidFill((ARGB)0xdeadbeef, (GpSolidFill**)&brush);
    expect(Ok, status);

    status = GdipCreateStringFormat(0,0,&format);
    expect(Ok, status);

    rect.X = 0;
    rect.Y = 0;
    rect.Width = 0;
    rect.Height = 12;

    status = GdipDrawString(graphics, string, 4, fnt, &rect, format, brush);
    expect(Ok, status);

    GdipDeleteGraphics(graphics);
    GdipDeleteBrush(brush);
    GdipDeleteFont(fnt);
    GdipDeleteStringFormat(format);

    ReleaseDC(0, hdc);
}

static void test_GdipGetVisibleClipBounds_screen(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    HDC hdc = GetDC(0);
    GpRectF rectf, exp, clipr;
    GpRect recti;

    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    /* no clipping rect */
    exp.X = 0;
    exp.Y = 0;
    exp.Width = GetDeviceCaps(hdc, HORZRES);
    exp.Height = GetDeviceCaps(hdc, VERTRES);

    status = GdipGetVisibleClipBounds(graphics, &rectf);
    expect(Ok, status);
    ok(rectf.X == exp.X &&
        rectf.Y == exp.Y &&
        rectf.Width == exp.Width &&
        rectf.Height == exp.Height,
        "Expected clip bounds (%0.f, %0.f, %0.f, %0.f) to be the size of "
        "the screen (%0.f, %0.f, %0.f, %0.f)\n",
        rectf.X, rectf.Y, rectf.Width, rectf.Height,
        exp.X, exp.Y, exp.Width, exp.Height);

    /* clipping rect entirely within window */
    exp.X = clipr.X = 10;
    exp.Y = clipr.Y = 12;
    exp.Width = clipr.Width = 14;
    exp.Height = clipr.Height = 16;

    status = GdipSetClipRect(graphics, clipr.X, clipr.Y, clipr.Width, clipr.Height, CombineModeReplace);
    expect(Ok, status);

    status = GdipGetVisibleClipBounds(graphics, &rectf);
    expect(Ok, status);
    ok(rectf.X == exp.X &&
        rectf.Y == exp.Y &&
        rectf.Width == exp.Width &&
        rectf.Height == exp.Height,
        "Expected clip bounds (%0.f, %0.f, %0.f, %0.f) to be the size of "
        "the clipping rect (%0.f, %0.f, %0.f, %0.f)\n",
        rectf.X, rectf.Y, rectf.Width, rectf.Height,
        exp.X, exp.Y, exp.Width, exp.Height);

    /* clipping rect partially outside of screen */
    clipr.X = -10;
    clipr.Y = -12;
    clipr.Width = 20;
    clipr.Height = 24;

    status = GdipSetClipRect(graphics, clipr.X, clipr.Y, clipr.Width, clipr.Height, CombineModeReplace);
    expect(Ok, status);

    exp.X = 0;
    exp.Y = 0;
    exp.Width = 10;
    exp.Height = 12;

    status = GdipGetVisibleClipBounds(graphics, &rectf);
    expect(Ok, status);
    ok(rectf.X == exp.X &&
        rectf.Y == exp.Y &&
        rectf.Width == exp.Width &&
        rectf.Height == exp.Height,
        "Expected clip bounds (%0.f, %0.f, %0.f, %0.f) to be the size of "
        "the visible clipping rect (%0.f, %0.f, %0.f, %0.f)\n",
        rectf.X, rectf.Y, rectf.Width, rectf.Height,
        exp.X, exp.Y, exp.Width, exp.Height);

    status = GdipGetVisibleClipBoundsI(graphics, &recti);
    expect(Ok, status);
    ok(recti.X == exp.X &&
        recti.Y == exp.Y &&
        recti.Width == exp.Width &&
        recti.Height == exp.Height,
        "Expected clip bounds (%d, %d, %d, %d) to be the size of "
        "the visible clipping rect (%0.f, %0.f, %0.f, %0.f)\n",
        recti.X, recti.Y, recti.Width, recti.Height,
        exp.X, exp.Y, exp.Width, exp.Height);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);
}

static void test_GdipGetVisibleClipBounds_window(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpRectF rectf, window, exp, clipr;
    GpRect recti;
    HWND hwnd;
    WNDCLASSA class;
    HDC hdc;
    PAINTSTRUCT ps;
    HINSTANCE hInstance = GetModuleHandle(NULL);
    RECT wnd_rect;

    window.X = 0;
    window.Y = 0;
    window.Width = 200;
    window.Height = 300;

    class.lpszClassName = "ClipBoundsTestClass";
    class.style = CS_HREDRAW | CS_VREDRAW;
    class.lpfnWndProc = DefWindowProcA;
    class.hInstance = hInstance;
    class.hIcon = LoadIcon(0, IDI_APPLICATION);
    class.hCursor = LoadCursor(NULL, IDC_ARROW);
    class.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
    class.lpszMenuName = 0;
    class.cbClsExtra = 0;
    class.cbWndExtra = 0;
    RegisterClass(&class);

    hwnd = CreateWindow(class.lpszClassName, "ClipboundsTest",
        WS_OVERLAPPEDWINDOW, window.X, window.Y, window.Width, window.Height,
        NULL, NULL, hInstance, NULL);

    ok(hwnd != NULL, "Expected window to be created\n");

    /* get client area size */
    ok(GetClientRect(hwnd, &wnd_rect), "GetClientRect should have succeeded\n");
    window.X = wnd_rect.left;
    window.Y = wnd_rect.top;
    window.Width = wnd_rect.right - wnd_rect.left;
    window.Height = wnd_rect.bottom - wnd_rect.top;

    hdc = BeginPaint(hwnd, &ps);

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipGetVisibleClipBounds(graphics, &rectf);
    expect(Ok, status);
    ok(rectf.X == window.X &&
        rectf.Y == window.Y &&
        rectf.Width == window.Width &&
        rectf.Height == window.Height,
        "Expected clip bounds (%0.f, %0.f, %0.f, %0.f) to be the size of "
        "the window (%0.f, %0.f, %0.f, %0.f)\n",
        rectf.X, rectf.Y, rectf.Width, rectf.Height,
        window.X, window.Y, window.Width, window.Height);

    /* clipping rect entirely within window */
    exp.X = clipr.X = 20;
    exp.Y = clipr.Y = 8;
    exp.Width = clipr.Width = 30;
    exp.Height = clipr.Height = 20;

    status = GdipSetClipRect(graphics, clipr.X, clipr.Y, clipr.Width, clipr.Height, CombineModeReplace);
    expect(Ok, status);

    status = GdipGetVisibleClipBounds(graphics, &rectf);
    expect(Ok, status);
    ok(rectf.X == exp.X &&
        rectf.Y == exp.Y &&
        rectf.Width == exp.Width &&
        rectf.Height == exp.Height,
        "Expected clip bounds (%0.f, %0.f, %0.f, %0.f) to be the size of "
        "the clipping rect (%0.f, %0.f, %0.f, %0.f)\n",
        rectf.X, rectf.Y, rectf.Width, rectf.Height,
        exp.X, exp.Y, exp.Width, exp.Height);

    /* clipping rect partially outside of window */
    clipr.X = window.Width - 10;
    clipr.Y = window.Height - 15;
    clipr.Width = 20;
    clipr.Height = 30;

    status = GdipSetClipRect(graphics, clipr.X, clipr.Y, clipr.Width, clipr.Height, CombineModeReplace);
    expect(Ok, status);

    exp.X = window.Width - 10;
    exp.Y = window.Height - 15;
    exp.Width = 10;
    exp.Height = 15;

    status = GdipGetVisibleClipBounds(graphics, &rectf);
    expect(Ok, status);
    ok(rectf.X == exp.X &&
        rectf.Y == exp.Y &&
        rectf.Width == exp.Width &&
        rectf.Height == exp.Height,
        "Expected clip bounds (%0.f, %0.f, %0.f, %0.f) to be the size of "
        "the visible clipping rect (%0.f, %0.f, %0.f, %0.f)\n",
        rectf.X, rectf.Y, rectf.Width, rectf.Height,
        exp.X, exp.Y, exp.Width, exp.Height);

    status = GdipGetVisibleClipBoundsI(graphics, &recti);
    expect(Ok, status);
    ok(recti.X == exp.X &&
        recti.Y == exp.Y &&
        recti.Width == exp.Width &&
        recti.Height == exp.Height,
        "Expected clip bounds (%d, %d, %d, %d) to be the size of "
        "the visible clipping rect (%0.f, %0.f, %0.f, %0.f)\n",
        recti.X, recti.Y, recti.Width, recti.Height,
        exp.X, exp.Y, exp.Width, exp.Height);

    GdipDeleteGraphics(graphics);
    EndPaint(hwnd, &ps);
    DestroyWindow(hwnd);
}

static void test_GdipGetVisibleClipBounds(void)
{
    GpGraphics* graphics = NULL;
    GpRectF rectf;
    GpRect rect;
    HDC hdc = GetDC(0);
    GpStatus status;

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    /* test null parameters */
    status = GdipGetVisibleClipBounds(graphics, NULL);
    expect(InvalidParameter, status);

    status = GdipGetVisibleClipBounds(NULL, &rectf);
    expect(InvalidParameter, status);

    status = GdipGetVisibleClipBoundsI(graphics, NULL);
    expect(InvalidParameter, status);

    status = GdipGetVisibleClipBoundsI(NULL, &rect);
    expect(InvalidParameter, status);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);

    test_GdipGetVisibleClipBounds_screen();
    test_GdipGetVisibleClipBounds_window();
}

static void test_fromMemoryBitmap(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    GpBitmap *bitmap = NULL;
    BYTE bits[48] = {0};

    status = GdipCreateBitmapFromScan0(4, 4, 12, PixelFormat24bppRGB, bits, &bitmap);
    expect(Ok, status);

    status = GdipGetImageGraphicsContext((GpImage*)bitmap, &graphics);
    expect(Ok, status);

    status = GdipGraphicsClear(graphics, 0xff686868);
    expect(Ok, status);

    GdipDeleteGraphics(graphics);

    /* drawing writes to the memory provided */
    todo_wine expect(0x68, bits[10]);

    GdipDisposeImage((GpImage*)bitmap);
}

static void test_GdipIsVisiblePoint(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    HDC hdc = GetDC(0);
    REAL x, y;
    BOOL val;

    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    /* null parameters */
    status = GdipIsVisiblePoint(NULL, 0, 0, &val);
    expect(InvalidParameter, status);

    status = GdipIsVisiblePoint(graphics, 0, 0, NULL);
    expect(InvalidParameter, status);

    status = GdipIsVisiblePointI(NULL, 0, 0, &val);
    expect(InvalidParameter, status);

    status = GdipIsVisiblePointI(graphics, 0, 0, NULL);
    expect(InvalidParameter, status);

    x = 0;
    y = 0;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f) to be visible\n", x, y);

    x = -10;
    y = 0;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 0;
    y = -5;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 1;
    y = 1;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f) to be visible\n", x, y);

    status = GdipSetClipRect(graphics, 10, 20, 30, 40, CombineModeReplace);
    expect(Ok, status);

    x = 1;
    y = 1;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 15.5;
    y = 40.5;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "After clipping, expected (%.2f, %.2f) to be visible\n", x, y);

    /* translate into the center of the rect */
    GdipTranslateWorldTransform(graphics, 25, 40, MatrixOrderAppend);

    x = 0;
    y = 0;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f) to be visible\n", x, y);

    x = 25;
    y = 40;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f) not to be visible\n", x, y);

    GdipTranslateWorldTransform(graphics, -25, -40, MatrixOrderAppend);

    /* corner cases */
    x = 9;
    y = 19;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 9.25;
    y = 19.25;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 9.5;
    y = 19.5;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "After clipping, expected (%.2f, %.2f) to be visible\n", x, y);

    x = 9.75;
    y = 19.75;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "After clipping, expected (%.2f, %.2f) to be visible\n", x, y);

    x = 10;
    y = 20;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "After clipping, expected (%.2f, %.2f) to be visible\n", x, y);

    x = 40;
    y = 20;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 39;
    y = 59;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "After clipping, expected (%.2f, %.2f) to be visible\n", x, y);

    x = 39.25;
    y = 59.25;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == TRUE, "After clipping, expected (%.2f, %.2f) to be visible\n", x, y);

    x = 39.5;
    y = 39.5;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 39.75;
    y = 59.75;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 40;
    y = 60;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 40.15;
    y = 60.15;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    x = 10;
    y = 60;
    status = GdipIsVisiblePoint(graphics, x, y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    /* integer version */
    x = 25;
    y = 30;
    status = GdipIsVisiblePointI(graphics, (INT)x, (INT)y, &val);
    expect(Ok, status);
    ok(val == TRUE, "After clipping, expected (%.2f, %.2f) to be visible\n", x, y);

    x = 50;
    y = 100;
    status = GdipIsVisiblePointI(graphics, (INT)x, (INT)y, &val);
    expect(Ok, status);
    ok(val == FALSE, "After clipping, expected (%.2f, %.2f) not to be visible\n", x, y);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);
}

static void test_GdipIsVisibleRect(void)
{
    GpStatus status;
    GpGraphics *graphics = NULL;
    HDC hdc = GetDC(0);
    REAL x, y, width, height;
    BOOL val;

    ok(hdc != NULL, "Expected HDC to be initialized\n");

    status = GdipCreateFromHDC(hdc, &graphics);
    expect(Ok, status);
    ok(graphics != NULL, "Expected graphics to be initialized\n");

    status = GdipIsVisibleRect(NULL, 0, 0, 0, 0, &val);
    expect(InvalidParameter, status);

    status = GdipIsVisibleRect(graphics, 0, 0, 0, 0, NULL);
    expect(InvalidParameter, status);

    status = GdipIsVisibleRectI(NULL, 0, 0, 0, 0, &val);
    expect(InvalidParameter, status);

    status = GdipIsVisibleRectI(graphics, 0, 0, 0, 0, NULL);
    expect(InvalidParameter, status);

    /* entirely within the visible region */
    x = 0; width = 10;
    y = 0; height = 10;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    /* partially outside */
    x = -10; width = 20;
    y = -10; height = 20;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    /* entirely outside */
    x = -10; width = 5;
    y = -10; height = 5;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f, %.2f, %.2f) not to be visible\n", x, y, width, height);

    status = GdipSetClipRect(graphics, 10, 20, 30, 40, CombineModeReplace);
    expect(Ok, status);

    /* entirely within the visible region */
    x = 12; width = 10;
    y = 22; height = 10;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    /* partially outside */
    x = 35; width = 10;
    y = 55; height = 10;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    /* entirely outside */
    x = 45; width = 5;
    y = 65; height = 5;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f, %.2f, %.2f) not to be visible\n", x, y, width, height);

    /* translate into center of clipping rect */
    GdipTranslateWorldTransform(graphics, 25, 40, MatrixOrderAppend);

    x = 0; width = 10;
    y = 0; height = 10;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    x = 25; width = 5;
    y = 40; height = 5;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f, %.2f, %.2f) not to be visible\n", x, y, width, height);

    GdipTranslateWorldTransform(graphics, -25, -40, MatrixOrderAppend);

    /* corners entirely outside, but some intersections */
    x = 0; width = 70;
    y = 0; height = 90;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    x = 0; width = 70;
    y = 0; height = 30;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    x = 0; width = 30;
    y = 0; height = 90;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    /* edge cases */
    x = 0; width = 10;
    y = 20; height = 40;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f, %.2f, %.2f) not to be visible\n", x, y, width, height);

    x = 10; width = 30;
    y = 0; height = 20;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f, %.2f, %.2f) not to be visible\n", x, y, width, height);

    x = 40; width = 10;
    y = 20; height = 40;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f, %.2f, %.2f) not to be visible\n", x, y, width, height);

    x = 10; width = 30;
    y = 60; height = 10;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == FALSE, "Expected (%.2f, %.2f, %.2f, %.2f) not to be visible\n", x, y, width, height);

    /* rounding tests */
    x = 0.4; width = 10.4;
    y = 20; height = 40;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    x = 10; width = 30;
    y = 0.4; height = 20.4;
    status = GdipIsVisibleRect(graphics, x, y, width, height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    /* integer version */
    x = 0; width = 30;
    y = 0; height = 90;
    status = GdipIsVisibleRectI(graphics, (INT)x, (INT)y, (INT)width, (INT)height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    x = 12; width = 10;
    y = 22; height = 10;
    status = GdipIsVisibleRectI(graphics, (INT)x, (INT)y, (INT)width, (INT)height, &val);
    expect(Ok, status);
    ok(val == TRUE, "Expected (%.2f, %.2f, %.2f, %.2f) to be visible\n", x, y, width, height);

    GdipDeleteGraphics(graphics);
    ReleaseDC(0, hdc);
}

START_TEST(graphics)
{
    struct GdiplusStartupInput gdiplusStartupInput;
    ULONG_PTR gdiplusToken;

    gdiplusStartupInput.GdiplusVersion              = 1;
    gdiplusStartupInput.DebugEventCallback          = NULL;
    gdiplusStartupInput.SuppressBackgroundThread    = 0;
    gdiplusStartupInput.SuppressExternalCodecs      = 0;

    GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);

    test_constructor_destructor();
    test_save_restore();
    test_GdipDrawBezierI();
    test_GdipDrawArc();
    test_GdipDrawArcI();
    test_GdipDrawCurve();
    test_GdipDrawCurveI();
    test_GdipDrawCurve2();
    test_GdipDrawCurve2I();
    test_GdipDrawCurve3();
    test_GdipDrawCurve3I();
    test_GdipDrawLineI();
    test_GdipDrawLinesI();
    test_GdipDrawString();
    test_GdipGetVisibleClipBounds();
    test_GdipIsVisiblePoint();
    test_GdipIsVisibleRect();
    test_Get_Release_DC();
    test_BeginContainer2();
    test_transformpoints();
    test_get_set_clip();
    test_isempty();
    test_clear();
    test_textcontrast();
    test_fromMemoryBitmap();

    GdiplusShutdown(gdiplusToken);
}

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