FreeRDP/libfreerdp/gdi/test/TestGdiClip.c
2019-11-07 10:53:54 +01:00

346 lines
9.5 KiB
C

#include <freerdp/gdi/gdi.h>
#include <freerdp/gdi/dc.h>
#include <freerdp/gdi/pen.h>
#include <freerdp/gdi/region.h>
#include <freerdp/gdi/bitmap.h>
#include <winpr/crt.h>
#include "line.h"
#include "brush.h"
#include "clipping.h"
static int test_gdi_ClipCoords(void)
{
int rc = -1;
BOOL draw;
HGDI_DC hdc;
HGDI_RGN rgn1 = NULL;
HGDI_RGN rgn2 = NULL;
HGDI_BITMAP bmp = NULL;
const UINT32 format = PIXEL_FORMAT_ARGB32;
if (!(hdc = gdi_GetDC()))
{
printf("failed to get gdi device context\n");
return -1;
}
hdc->format = format;
bmp = gdi_CreateBitmapEx(1024, 768, PIXEL_FORMAT_XRGB32, 0, NULL, NULL);
gdi_SelectObject(hdc, (HGDIOBJECT)bmp);
gdi_SetNullClipRgn(hdc);
rgn1 = gdi_CreateRectRgn(0, 0, 0, 0);
rgn2 = gdi_CreateRectRgn(0, 0, 0, 0);
rgn1->null = TRUE;
rgn2->null = TRUE;
/* null clipping region */
gdi_SetNullClipRgn(hdc);
gdi_SetRgn(rgn1, 20, 20, 100, 100);
gdi_SetRgn(rgn2, 20, 20, 100, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
/* region all inside clipping region */
gdi_SetClipRgn(hdc, 0, 0, 1024, 768);
gdi_SetRgn(rgn1, 20, 20, 100, 100);
gdi_SetRgn(rgn2, 20, 20, 100, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
/* region all outside clipping region, on the left */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 20, 20, 100, 100);
gdi_SetRgn(rgn2, 0, 0, 0, 0);
draw = gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (draw)
goto fail;
/* region all outside clipping region, on the right */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 420, 420, 100, 100);
gdi_SetRgn(rgn2, 0, 0, 0, 0);
draw = gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (draw)
goto fail;
/* region all outside clipping region, on top */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 20, 100, 100);
gdi_SetRgn(rgn2, 0, 0, 0, 0);
draw = gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (draw)
goto fail;
/* region all outside clipping region, at the bottom */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 420, 100, 100);
gdi_SetRgn(rgn2, 0, 0, 0, 0);
draw = gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (draw)
goto fail;
/* left outside, right = clip, top = clip, bottom = clip */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 100, 300, 300, 100);
gdi_SetRgn(rgn2, 300, 300, 100, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
/* left outside, right inside, top = clip, bottom = clip */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 100, 300, 250, 100);
gdi_SetRgn(rgn2, 300, 300, 50, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
/* left = clip, right outside, top = clip, bottom = clip */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 300, 300, 100);
gdi_SetRgn(rgn2, 300, 300, 100, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
/* left inside, right outside, top = clip, bottom = clip */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 350, 300, 200, 100);
gdi_SetRgn(rgn2, 350, 300, 50, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
/* top outside, bottom = clip, left = clip, right = clip */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 100, 300, 300);
gdi_SetRgn(rgn2, 300, 300, 100, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
/* top = clip, bottom outside, left = clip, right = clip */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 300, 100, 200);
gdi_SetRgn(rgn2, 300, 300, 100, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
/* top = clip, bottom = clip, top = clip, bottom = clip */
gdi_SetClipRgn(hdc, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 300, 100, 100);
gdi_SetRgn(rgn2, 300, 300, 100, 100);
gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), NULL, NULL);
if (!gdi_EqualRgn(rgn1, rgn2))
goto fail;
rc = 0;
fail:
gdi_DeleteObject((HGDIOBJECT)rgn1);
gdi_DeleteObject((HGDIOBJECT)rgn2);
gdi_DeleteObject((HGDIOBJECT)bmp);
gdi_DeleteDC(hdc);
return rc;
}
static int test_gdi_InvalidateRegion(void)
{
int rc = -1;
HGDI_DC hdc;
HGDI_RGN rgn1 = NULL;
HGDI_RGN rgn2 = NULL;
HGDI_RGN invalid = NULL;
HGDI_BITMAP bmp = NULL;
const UINT32 format = PIXEL_FORMAT_XRGB32;
if (!(hdc = gdi_GetDC()))
{
printf("failed to get gdi device context\n");
return -1;
}
hdc->format = format;
bmp = gdi_CreateBitmapEx(1024, 768, PIXEL_FORMAT_XRGB32, 0, NULL, NULL);
gdi_SelectObject(hdc, (HGDIOBJECT)bmp);
gdi_SetNullClipRgn(hdc);
hdc->hwnd = (HGDI_WND)calloc(1, sizeof(GDI_WND));
hdc->hwnd->invalid = gdi_CreateRectRgn(0, 0, 0, 0);
hdc->hwnd->invalid->null = TRUE;
invalid = hdc->hwnd->invalid;
hdc->hwnd->count = 16;
hdc->hwnd->cinvalid = (HGDI_RGN)calloc(hdc->hwnd->count, sizeof(GDI_RGN));
rgn1 = gdi_CreateRectRgn(0, 0, 0, 0);
rgn2 = gdi_CreateRectRgn(0, 0, 0, 0);
rgn1->null = TRUE;
rgn2->null = TRUE;
/* no previous invalid region */
invalid->null = TRUE;
gdi_SetRgn(rgn1, 300, 300, 100, 100);
gdi_SetRgn(rgn2, 300, 300, 100, 100);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* region same as invalid region */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 300, 100, 100);
gdi_SetRgn(rgn2, 300, 300, 100, 100);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* left outside */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 100, 300, 300, 100);
gdi_SetRgn(rgn2, 100, 300, 300, 100);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* right outside */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 300, 300, 100);
gdi_SetRgn(rgn2, 300, 300, 300, 100);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* top outside */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 100, 100, 300);
gdi_SetRgn(rgn2, 300, 100, 100, 300);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* bottom outside */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 300, 100, 300);
gdi_SetRgn(rgn2, 300, 300, 100, 300);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* left outside, right outside */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 100, 300, 600, 300);
gdi_SetRgn(rgn2, 100, 300, 600, 300);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* top outside, bottom outside */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 100, 100, 500);
gdi_SetRgn(rgn2, 300, 100, 100, 500);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* all outside, left */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 100, 300, 100, 100);
gdi_SetRgn(rgn2, 100, 300, 300, 100);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* all outside, right */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 700, 300, 100, 100);
gdi_SetRgn(rgn2, 300, 300, 500, 100);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* all outside, top */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 100, 100, 100);
gdi_SetRgn(rgn2, 300, 100, 100, 300);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* all outside, bottom */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 300, 500, 100, 100);
gdi_SetRgn(rgn2, 300, 300, 100, 300);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* all outside */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 100, 100, 600, 600);
gdi_SetRgn(rgn2, 100, 100, 600, 600);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
/* everything */
gdi_SetRgn(invalid, 300, 300, 100, 100);
gdi_SetRgn(rgn1, 0, 0, 1024, 768);
gdi_SetRgn(rgn2, 0, 0, 1024, 768);
gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
if (!gdi_EqualRgn(invalid, rgn2))
goto fail;
rc = 0;
fail:
gdi_DeleteObject((HGDIOBJECT)rgn1);
gdi_DeleteObject((HGDIOBJECT)rgn2);
gdi_DeleteObject((HGDIOBJECT)bmp);
gdi_DeleteDC(hdc);
return 0;
}
int TestGdiClip(int argc, char* argv[])
{
WINPR_UNUSED(argc);
WINPR_UNUSED(argv);
fprintf(stderr, "test_gdi_ClipCoords()\n");
if (test_gdi_ClipCoords() < 0)
return -1;
fprintf(stderr, "test_gdi_InvalidateRegion()\n");
if (test_gdi_InvalidateRegion() < 0)
return -1;
return 0;
}