365 lines
10 KiB
C
365 lines
10 KiB
C
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#include <freerdp/gdi/gdi.h>
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#include <freerdp/gdi/dc.h>
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#include <freerdp/gdi/pen.h>
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#include <freerdp/gdi/region.h>
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#include <freerdp/gdi/bitmap.h>
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#include <winpr/crt.h>
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#include "line.h"
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#include "brush.h"
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#include "clipping.h"
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static bool test_gdi_coords(size_t testNr, HGDI_DC hdc, const GDI_RGN* clip, const GDI_RGN* input,
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const GDI_RGN* expect)
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{
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bool rc = false;
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WINPR_ASSERT(hdc);
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WINPR_ASSERT(input);
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HGDI_RGN rgn1 = gdi_CreateRectRgn(0, 0, 0, 0);
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HGDI_RGN rgn2 = gdi_CreateRectRgn(0, 0, 0, 0);
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if (!rgn1 || !rgn2)
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{
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(void)fprintf(stderr, "[%s:%" PRIuz "] gdi_CreateRectRgn failed: rgn1=%p, rgn2=%p\n",
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__func__, testNr, rgn1, rgn2);
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goto fail;
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}
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if (!clip)
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{
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if (!gdi_SetNullClipRgn(hdc))
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{
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(void)fprintf(stderr, "[%s:%" PRIuz "] gdi_SetNullClipRgn failed\n", __func__, testNr);
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goto fail;
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}
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}
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else if (!gdi_SetClipRgn(hdc, clip->x, clip->y, clip->w, clip->h))
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{
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(void)fprintf(stderr, "[%s:%" PRIuz "] gdi_SetClipRgn failed\n", __func__, testNr);
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goto fail;
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}
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if (!gdi_SetRgn(rgn1, input->x, input->y, input->w, input->h))
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{
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(void)fprintf(stderr, "[%s:%" PRIuz "] gdi_SetRgn (rgn1) failed\n", __func__, testNr);
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goto fail;
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}
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if (expect)
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{
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if (!gdi_SetRgn(rgn2, expect->x, expect->y, expect->w, expect->h))
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{
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(void)fprintf(stderr, "[%s:%" PRIuz "] gdi_SetRgn (rgn2) failed\n", __func__, testNr);
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goto fail;
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}
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}
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const BOOL draw =
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gdi_ClipCoords(hdc, &(rgn1->x), &(rgn1->y), &(rgn1->w), &(rgn1->h), nullptr, nullptr);
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if (expect)
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{
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if (!draw)
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{
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(void)fprintf(stderr,
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"[%s:%" PRIuz "] gdi_ClipCoords failed: expected TRUE, got FALSE\n",
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__func__, testNr);
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goto fail;
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}
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if (!gdi_EqualRgn(rgn1, rgn2))
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{
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char buffer1[64] = WINPR_C_ARRAY_INIT;
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char buffer2[64] = WINPR_C_ARRAY_INIT;
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(void)fprintf(stderr, "[%s:%" PRIuz "] gdi_EqualRgn failed: expected %s, got %s\n",
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__func__, testNr, buffer1, buffer2);
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goto fail;
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}
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}
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else
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{
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if (draw)
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{
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(void)fprintf(stderr,
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"[%s:%" PRIuz "] gdi_ClipCoords failed: expected FALSE, got TRUE\n",
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__func__, testNr);
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goto fail;
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}
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}
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rc = true;
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fail:
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gdi_DeleteObject((HGDIOBJECT)rgn1);
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gdi_DeleteObject((HGDIOBJECT)rgn2);
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return rc;
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}
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static int test_gdi_ClipCoords(void)
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{
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int rc = -1;
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HGDI_DC hdc = nullptr;
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HGDI_BITMAP bmp = nullptr;
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const UINT32 format = PIXEL_FORMAT_ARGB32;
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if (!(hdc = gdi_GetDC()))
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{
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printf("failed to get gdi device context\n");
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return -1;
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}
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hdc->format = format;
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bmp = gdi_CreateBitmapEx(1024, 768, PIXEL_FORMAT_XRGB32, 0, nullptr, nullptr);
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gdi_SelectObject(hdc, (HGDIOBJECT)bmp);
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gdi_SetNullClipRgn(hdc);
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struct testcase_t
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{
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const GDI_RGN* clip;
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const GDI_RGN* in;
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const GDI_RGN* expect;
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};
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const GDI_RGN rgn0x0_1024x768 = { 0, 0, 0, 1024, 768, FALSE };
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const GDI_RGN rgn20x20_100x100 = { 0, 20, 20, 100, 100, FALSE };
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const GDI_RGN rgn100x300_250x100 = { 0, 100, 300, 250, 100, FALSE };
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const GDI_RGN rgn100x300_300x100 = { 0, 100, 300, 300, 100, FALSE };
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const GDI_RGN rgn300x20_100x100 = { 0, 300, 20, 100, 100, FALSE };
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const GDI_RGN rgn300x100_300x300 = { 0, 300, 100, 300, 300, FALSE };
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const GDI_RGN rgn300x300_50x100 = { 0, 300, 300, 50, 100, FALSE };
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const GDI_RGN rgn300x300_100x100 = { 0, 300, 300, 100, 100, FALSE };
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const GDI_RGN rgn300x300_300x100 = { 0, 300, 300, 300, 100, FALSE };
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const GDI_RGN rgn300x300_300x200 = { 0, 300, 300, 100, 200, FALSE };
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const GDI_RGN rgn300x420_100x100 = { 0, 300, 420, 100, 100, FALSE };
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const GDI_RGN rgn350x300_50x100 = { 0, 350, 300, 50, 100, FALSE };
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const GDI_RGN rgn350x300_200x100 = { 0, 350, 300, 200, 100, FALSE };
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const GDI_RGN rgn420x420_100x100 = { 0, 420, 420, 100, 100, FALSE };
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const struct testcase_t testcases[] = {
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/* null clipping region */
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{ nullptr, &rgn20x20_100x100, &rgn20x20_100x100 },
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/* region all inside clipping region */
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{ &rgn0x0_1024x768, &rgn20x20_100x100, &rgn20x20_100x100 },
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/* region all outside clipping region, on the left */
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{ &rgn300x300_100x100, &rgn20x20_100x100, nullptr },
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/* region all outside clipping region, on the right */
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{ &rgn300x300_100x100, &rgn420x420_100x100, nullptr },
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/* region all outside clipping region, on top */
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{ &rgn300x300_100x100, &rgn300x20_100x100, nullptr },
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/* region all outside clipping region, at the bottom */
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{ &rgn300x300_100x100, &rgn300x420_100x100, nullptr },
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/* left outside, right = clip, top = clip, bottom = clip */
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{ &rgn300x300_100x100, &rgn100x300_300x100, &rgn300x300_100x100 },
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/* left outside, right inside, top = clip, bottom = clip */
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{ &rgn300x300_100x100, &rgn100x300_250x100, &rgn300x300_50x100 },
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/* left = clip, right outside, top = clip, bottom = clip */
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{ &rgn300x300_100x100, &rgn300x300_300x100, &rgn300x300_100x100 },
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/* left inside, right outside, top = clip, bottom = clip */
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{ &rgn300x300_100x100, &rgn350x300_200x100, &rgn350x300_50x100 },
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/* top outside, bottom = clip, left = clip, right = clip */
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{ &rgn300x300_100x100, &rgn300x100_300x300, &rgn300x300_100x100 },
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/* top = clip, bottom outside, left = clip, right = clip */
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{ &rgn300x300_100x100, &rgn300x300_300x200, &rgn300x300_100x100 },
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/* top = clip, bottom = clip, top = clip, bottom = clip */
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{ &rgn300x300_100x100, &rgn300x300_100x100, &rgn300x300_100x100 }
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};
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for (size_t x = 0; x < ARRAYSIZE(testcases); x++)
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{
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const struct testcase_t* cur = &testcases[x];
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if (!test_gdi_coords(x, hdc, cur->clip, cur->in, cur->expect))
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goto fail;
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}
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rc = 0;
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fail:
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gdi_DeleteObject((HGDIOBJECT)bmp);
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gdi_DeleteDC(hdc);
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return rc;
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}
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static int test_gdi_InvalidateRegion(void)
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{
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int rc = -1;
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HGDI_DC hdc = nullptr;
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HGDI_RGN rgn1 = nullptr;
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HGDI_RGN rgn2 = nullptr;
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HGDI_RGN invalid = nullptr;
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HGDI_BITMAP bmp = nullptr;
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const UINT32 format = PIXEL_FORMAT_XRGB32;
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if (!(hdc = gdi_GetDC()))
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{
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printf("failed to get gdi device context\n");
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return -1;
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}
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hdc->format = format;
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bmp = gdi_CreateBitmapEx(1024, 768, PIXEL_FORMAT_XRGB32, 0, nullptr, nullptr);
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gdi_SelectObject(hdc, (HGDIOBJECT)bmp);
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gdi_SetNullClipRgn(hdc);
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hdc->hwnd = (HGDI_WND)calloc(1, sizeof(GDI_WND));
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hdc->hwnd->invalid = gdi_CreateRectRgn(0, 0, 0, 0);
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hdc->hwnd->invalid->null = TRUE;
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invalid = hdc->hwnd->invalid;
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hdc->hwnd->count = 16;
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hdc->hwnd->cinvalid = (HGDI_RGN)calloc(hdc->hwnd->count, sizeof(GDI_RGN));
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rgn1 = gdi_CreateRectRgn(0, 0, 0, 0);
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rgn2 = gdi_CreateRectRgn(0, 0, 0, 0);
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rgn1->null = TRUE;
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rgn2->null = TRUE;
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/* no previous invalid region */
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invalid->null = TRUE;
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gdi_SetRgn(rgn1, 300, 300, 100, 100);
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gdi_SetRgn(rgn2, 300, 300, 100, 100);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* region same as invalid region */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 300, 300, 100, 100);
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gdi_SetRgn(rgn2, 300, 300, 100, 100);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* left outside */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 100, 300, 300, 100);
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gdi_SetRgn(rgn2, 100, 300, 300, 100);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* right outside */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 300, 300, 300, 100);
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gdi_SetRgn(rgn2, 300, 300, 300, 100);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* top outside */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 300, 100, 100, 300);
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gdi_SetRgn(rgn2, 300, 100, 100, 300);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* bottom outside */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 300, 300, 100, 300);
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gdi_SetRgn(rgn2, 300, 300, 100, 300);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* left outside, right outside */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 100, 300, 600, 300);
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gdi_SetRgn(rgn2, 100, 300, 600, 300);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* top outside, bottom outside */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 300, 100, 100, 500);
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gdi_SetRgn(rgn2, 300, 100, 100, 500);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* all outside, left */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 100, 300, 100, 100);
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gdi_SetRgn(rgn2, 100, 300, 300, 100);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* all outside, right */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 700, 300, 100, 100);
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gdi_SetRgn(rgn2, 300, 300, 500, 100);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* all outside, top */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 300, 100, 100, 100);
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gdi_SetRgn(rgn2, 300, 100, 100, 300);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* all outside, bottom */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 300, 500, 100, 100);
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gdi_SetRgn(rgn2, 300, 300, 100, 300);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* all outside */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 100, 100, 600, 600);
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gdi_SetRgn(rgn2, 100, 100, 600, 600);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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/* everything */
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gdi_SetRgn(invalid, 300, 300, 100, 100);
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gdi_SetRgn(rgn1, 0, 0, 1024, 768);
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gdi_SetRgn(rgn2, 0, 0, 1024, 768);
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gdi_InvalidateRegion(hdc, rgn1->x, rgn1->y, rgn1->w, rgn1->h);
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if (!gdi_EqualRgn(invalid, rgn2))
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goto fail;
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rc = 0;
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fail:
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gdi_DeleteObject((HGDIOBJECT)rgn1);
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gdi_DeleteObject((HGDIOBJECT)rgn2);
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gdi_DeleteObject((HGDIOBJECT)bmp);
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gdi_DeleteDC(hdc);
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return rc;
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}
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int TestGdiClip(int argc, char* argv[])
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{
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WINPR_UNUSED(argc);
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WINPR_UNUSED(argv);
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(void)fprintf(stderr, "test_gdi_ClipCoords()\n");
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if (test_gdi_ClipCoords() < 0)
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return -1;
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(void)fprintf(stderr, "test_gdi_InvalidateRegion()\n");
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if (test_gdi_InvalidateRegion() < 0)
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return -1;
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return 0;
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}
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