LRESULT CWindow::OnPaint(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
int iLineCount, iColumnCount;
PAINTSTRUCT ps;
BeginPaint(hWnd, &ps);
iLineCount = cyClient / cyChar;
iColumnCount = cxClient / cxChar;
SelectObject(ps.hdc, m_hFont);
for (UInt32 i = 0, j = min(countof(szErrorString), iLineCount); i != j; ++i)
{
int len = lstrlen(szErrorString[i + iVScrollPos]);
if (i + iVScrollPos < countof(szErrorString))
{
TextOut(ps.hdc, 10, i * cyChar, szErrorString[i + iVScrollPos], min(len, iColumnCount));
}
}
PBYTE pbBuffer;
DWORD dwSize;
GLYPHMETRICS gm;
MAT2 m2 = { {0, 1}, {0, 0}, {0, 0}, {0, 1} };
BYTE m_matrix[32];
char buf[100];
dwSize = GetGlyphOutlineA(ps.hdc, 0xB8DF, GGO_BITMAP, &gm, 0, NULL, &m2);
if (dwSize != GDI_ERROR)
{
pbBuffer = (PBYTE)malloc(dwSize);
GetGlyphOutlineA(ps.hdc, 0xB8DF, GGO_BITMAP, &gm, dwSize, pbBuffer, &m2);
for(DWORD i = 0; i < dwSize / 4; ++i)
{
m_matrix[i*2] = pbBuffer[4*i];
m_matrix[i*2+1] = pbBuffer[4*i+1];
wsprintf(buf, "0x%02X 0x%02X", m_matrix[i*2], m_matrix[i*2+1]);
}
free(pbBuffer);
}
wsprintf(buf, "%d", GetDeviceCaps(ps.hdc, PLANES) * GetDeviceCaps(ps.hdc, BITSPIXEL));
SetWindowText(hWnd, buf);
GetNearestColor(ps.hdc, RGB(123, 321, 123));
EndPaint(hWnd, &ps);
return ERROR_SUCCESS;
}
/***********************************************************************
* wglUseFontOutlines_common
*/
static BOOL wglUseFontOutlines_common(HDC hdc,
DWORD first,
DWORD count,
DWORD listBase,
FLOAT deviation,
FLOAT extrusion,
int format,
LPGLYPHMETRICSFLOAT lpgmf,
BOOL unicode)
{
UINT glyph;
const MAT2 identity = {{0,1},{0,0},{0,0},{0,1}};
GLUtesselator *tess;
LOGFONTW lf;
HFONT old_font, unscaled_font;
UINT em_size = 1024;
RECT rc;
TRACE("(%p, %d, %d, %d, %f, %f, %d, %p, %s)\n", hdc, first, count,
listBase, deviation, extrusion, format, lpgmf, unicode ? "W" : "A");
if (!load_libglu())
{
ERR("libGLU is required for this function but isn't loaded\n");
return FALSE;
}
ENTER_GL();
tess = pgluNewTess();
if(tess)
{
pgluTessCallback(tess, GLU_TESS_VERTEX, (_GLUfuncptr)tess_callback_vertex);
pgluTessCallback(tess, GLU_TESS_BEGIN, (_GLUfuncptr)tess_callback_begin);
pgluTessCallback(tess, GLU_TESS_END, tess_callback_end);
}
LEAVE_GL();
if(!tess) return FALSE;
GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(lf), &lf);
rc.left = rc.right = rc.bottom = 0;
rc.top = em_size;
DPtoLP(hdc, (POINT*)&rc, 2);
lf.lfHeight = -abs(rc.top - rc.bottom);
lf.lfOrientation = lf.lfEscapement = 0;
unscaled_font = CreateFontIndirectW(&lf);
old_font = SelectObject(hdc, unscaled_font);
for (glyph = first; glyph < first + count; glyph++)
{
DWORD needed;
GLYPHMETRICS gm;
BYTE *buf;
TTPOLYGONHEADER *pph;
TTPOLYCURVE *ppc;
GLdouble *vertices;
if(unicode)
needed = GetGlyphOutlineW(hdc, glyph, GGO_NATIVE, &gm, 0, NULL, &identity);
else
needed = GetGlyphOutlineA(hdc, glyph, GGO_NATIVE, &gm, 0, NULL, &identity);
if(needed == GDI_ERROR)
goto error;
buf = HeapAlloc(GetProcessHeap(), 0, needed);
vertices = HeapAlloc(GetProcessHeap(), 0, needed / sizeof(POINTFX) * 3 * sizeof(GLdouble));
if(unicode)
GetGlyphOutlineW(hdc, glyph, GGO_NATIVE, &gm, needed, buf, &identity);
else
GetGlyphOutlineA(hdc, glyph, GGO_NATIVE, &gm, needed, buf, &identity);
TRACE("glyph %d\n", glyph);
if(lpgmf)
{
lpgmf->gmfBlackBoxX = (float)gm.gmBlackBoxX / em_size;
lpgmf->gmfBlackBoxY = (float)gm.gmBlackBoxY / em_size;
lpgmf->gmfptGlyphOrigin.x = (float)gm.gmptGlyphOrigin.x / em_size;
lpgmf->gmfptGlyphOrigin.y = (float)gm.gmptGlyphOrigin.y / em_size;
lpgmf->gmfCellIncX = (float)gm.gmCellIncX / em_size;
lpgmf->gmfCellIncY = (float)gm.gmCellIncY / em_size;
TRACE("%fx%f at %f,%f inc %f,%f\n", lpgmf->gmfBlackBoxX, lpgmf->gmfBlackBoxY,
lpgmf->gmfptGlyphOrigin.x, lpgmf->gmfptGlyphOrigin.y, lpgmf->gmfCellIncX, lpgmf->gmfCellIncY);
lpgmf++;
}
ENTER_GL();
glNewList(listBase++, GL_COMPILE);
pgluTessBeginPolygon(tess, NULL);
pph = (TTPOLYGONHEADER*)buf;
while((BYTE*)pph < buf + needed)
{
TRACE("\tstart %d, %d\n", pph->pfxStart.x.value, pph->pfxStart.y.value);
pgluTessBeginContour(tess);
fixed_to_double(pph->pfxStart, em_size, vertices);
pgluTessVertex(tess, vertices, vertices);
vertices += 3;
ppc = (TTPOLYCURVE*)((char*)pph + sizeof(*pph));
while((char*)ppc < (char*)pph + pph->cb)
{
int i;
switch(ppc->wType) {
case TT_PRIM_LINE:
for(i = 0; i < ppc->cpfx; i++)
{
TRACE("\t\tline to %d, %d\n", ppc->apfx[i].x.value, ppc->apfx[i].y.value);
fixed_to_double(ppc->apfx[i], em_size, vertices);
pgluTessVertex(tess, vertices, vertices);
vertices += 3;
}
break;
case TT_PRIM_QSPLINE:
for(i = 0; i < ppc->cpfx/2; i++)
{
/* FIXME just connecting the control points for now */
TRACE("\t\tcurve %d,%d %d,%d\n",
ppc->apfx[i * 2].x.value, ppc->apfx[i * 3].y.value,
ppc->apfx[i * 2 + 1].x.value, ppc->apfx[i * 3 + 1].y.value);
fixed_to_double(ppc->apfx[i * 2], em_size, vertices);
pgluTessVertex(tess, vertices, vertices);
vertices += 3;
fixed_to_double(ppc->apfx[i * 2 + 1], em_size, vertices);
pgluTessVertex(tess, vertices, vertices);
vertices += 3;
}
break;
default:
ERR("\t\tcurve type = %d\n", ppc->wType);
pgluTessEndContour(tess);
goto error_in_list;
}
ppc = (TTPOLYCURVE*)((char*)ppc + sizeof(*ppc) +
(ppc->cpfx - 1) * sizeof(POINTFX));
}
pgluTessEndContour(tess);
pph = (TTPOLYGONHEADER*)((char*)pph + pph->cb);
}
error_in_list:
pgluTessEndPolygon(tess);
glTranslated((GLdouble)gm.gmCellIncX / em_size, (GLdouble)gm.gmCellIncY / em_size, 0.0);
glEndList();
LEAVE_GL();
HeapFree(GetProcessHeap(), 0, buf);
HeapFree(GetProcessHeap(), 0, vertices);
}
error:
DeleteObject(SelectObject(hdc, old_font));
pgluDeleteTess(tess);
return TRUE;
}
