void PageControl::Paint(Graphics *gfx, int offX, int offY)
{
CrashIf(!IsVisible());
Timer timerAll;
CachedStyle *s = cachedStyle;
Timer timerFill;
Rect r(offX, offY, pos.Width, pos.Height);
if (!s->bgColor->IsTransparent()) {
Brush *br = BrushFromColorData(s->bgColor, r);
gfx->FillRectangle(br, r);
}
double durFill = timerFill.Stop();
if (!page)
return;
// during resize the page we currently show might be bigger than
// our area. To avoid drawing outside our area we clip
Region origClipRegion;
gfx->GetClip(&origClipRegion);
r.X += s->padding.left;
r.Y += s->padding.top;
r.Width -= (s->padding.left + s->padding.right);
r.Height -= (s->padding.top + s->padding.bottom);
r.Inflate(1,0);
gfx->SetClip(r, CombineModeReplace);
Color textColor;
if (gGlobalPrefs->useSysColors)
textColor.SetFromCOLORREF(GetSysColor(COLOR_WINDOWTEXT));
else
textColor.SetFromCOLORREF(gGlobalPrefs->ebookUI.textColor);
ITextRender *textRender = CreateTextRender(GetTextRenderMethod(), gfx);
Color bgCol;
if (gGlobalPrefs->useSysColors)
bgCol.SetFromCOLORREF(GetSysColor(COLOR_WINDOW));
else
bgCol.SetFromCOLORREF(gGlobalPrefs->ebookUI.backgroundColor);
textRender->SetTextBgColor(bgCol);
Timer timerDrawHtml;
DrawHtmlPage(gfx, textRender, &page->instructions, (REAL)r.X, (REAL)r.Y, IsDebugPaint(), textColor);
double durDraw = timerDrawHtml.Stop();
gfx->SetClip(&origClipRegion, CombineModeReplace);
delete textRender;
double durAll = timerAll.Stop();
plogf("all: %.2f, fill: %.2f, draw html: %.2f", durAll, durFill, durDraw);
}
static RenderedBitmap *RenderFirstDocPageToBitmap(Doc doc, SizeI pageSize, SizeI bmpSize, int border)
{
PoolAllocator textAllocator;
HtmlFormatterArgs *args = CreateFormatterArgsDoc(doc, pageSize.dx - 2 * border, pageSize.dy - 2 * border, &textAllocator);
TextRenderMethod renderMethod = args->textRenderMethod;
HtmlFormatter *formatter = doc.CreateFormatter(args);
HtmlPage *pd = formatter->Next();
delete formatter;
delete args;
args = nullptr;
if (!pd)
return nullptr;
Bitmap pageBmp(pageSize.dx, pageSize.dy, PixelFormat24bppRGB);
Graphics g(&pageBmp);
Rect r(0, 0, pageSize.dx, pageSize.dy);
r.Inflate(1, 1);
SolidBrush br(Color(255, 255, 255));
g.FillRectangle(&br, r);
ITextRender *textRender = CreateTextRender(renderMethod, &g, pageSize.dx, pageSize.dy);
textRender->SetTextBgColor(Color(255,255,255));
DrawHtmlPage(&g, textRender, &pd->instructions, (REAL)border, (REAL)border, false, Color((ARGB)Color::Black));
delete pd;
delete textRender;
Bitmap res(bmpSize.dx, bmpSize.dy, PixelFormat24bppRGB);
Graphics g2(&res);
g2.SetInterpolationMode(InterpolationModeHighQualityBicubic);
g2.DrawImage(&pageBmp, Rect(0, 0, bmpSize.dx, bmpSize.dy),
0, 0, pageSize.dx, pageSize.dy, UnitPixel);
HBITMAP hbmp;
Status ok = res.GetHBITMAP((ARGB)Color::White, &hbmp);
if (ok != Ok)
return nullptr;
return new RenderedBitmap(hbmp, bmpSize);
}
