summaryrefslogtreecommitdiff
path: root/vcl/source/window/paint.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'vcl/source/window/paint.cxx')
-rw-r--r--vcl/source/window/paint.cxx215
1 files changed, 116 insertions, 99 deletions
diff --git a/vcl/source/window/paint.cxx b/vcl/source/window/paint.cxx
index 81f601ddcec2..19f5cdcea419 100644
--- a/vcl/source/window/paint.cxx
+++ b/vcl/source/window/paint.cxx
@@ -40,87 +40,124 @@
#define IMPL_PAINT_ERASE ((sal_uInt16)0x0010)
#define IMPL_PAINT_CHECKRTL ((sal_uInt16)0x0020)
-/// Sets up the buffer to have settings matching the window, and restore the original state in the dtor.
-class PaintBufferGuard
+// PaintBufferGuard
+
+PaintBufferGuard::PaintBufferGuard(ImplFrameData* pFrameData, vcl::Window* pWindow)
+ : mpFrameData(pFrameData),
+ m_pWindow(pWindow),
+ mbBackground(false),
+ mnOutOffX(0),
+ mnOutOffY(0)
{
- ImplFrameData* mpFrameData;
- bool mbBackground;
- Wallpaper maBackground;
- AllSettings maSettings;
- long mnOutOffX;
- long mnOutOffY;
-public:
- PaintBufferGuard(ImplFrameData* pFrameData, vcl::Window* pWindow)
- : mpFrameData(pFrameData),
- mbBackground(false),
- mnOutOffX(0),
- mnOutOffY(0)
- {
- // transfer various settings
- // FIXME: this must disappear as we move to RenderContext only,
- // the painting must become state-less, so that no actual
- // vcl::Window setting affects this
- mbBackground = pFrameData->mpBuffer->IsBackground();
- if (pWindow->IsBackground())
+ if (!pFrameData->mpBuffer)
+ return;
+
+ // transfer various settings
+ // FIXME: this must disappear as we move to RenderContext only,
+ // the painting must become state-less, so that no actual
+ // vcl::Window setting affects this
+ mbBackground = pFrameData->mpBuffer->IsBackground();
+ if (pWindow->IsBackground())
+ {
+ maBackground = pFrameData->mpBuffer->GetBackground();
+ pFrameData->mpBuffer->SetBackground(pWindow->GetBackground());
+ }
+ //else
+ //SAL_WARN("vcl.doublebuffering", "the root of the double-buffering hierarchy should not have a transparent background");
+
+ PushFlags nFlags = PushFlags::NONE;
+ nFlags |= PushFlags::CLIPREGION;
+ nFlags |= PushFlags::FILLCOLOR;
+ nFlags |= PushFlags::FONT;
+ nFlags |= PushFlags::LINECOLOR;
+ nFlags |= PushFlags::MAPMODE;
+ maSettings = pFrameData->mpBuffer->GetSettings();
+ nFlags |= PushFlags::REFPOINT;
+ nFlags |= PushFlags::TEXTCOLOR;
+ nFlags |= PushFlags::TEXTLINECOLOR;
+ nFlags |= PushFlags::OVERLINECOLOR;
+ nFlags |= PushFlags::TEXTFILLCOLOR;
+ nFlags |= PushFlags::TEXTALIGN;
+ nFlags |= PushFlags::RASTEROP;
+ nFlags |= PushFlags::TEXTLAYOUTMODE;
+ nFlags |= PushFlags::TEXTLANGUAGE;
+ pFrameData->mpBuffer->Push(nFlags);
+ pFrameData->mpBuffer->SetClipRegion(pWindow->GetClipRegion());
+ pFrameData->mpBuffer->SetFillColor(pWindow->GetFillColor());
+ pFrameData->mpBuffer->SetFont(pWindow->GetFont());
+ pFrameData->mpBuffer->SetLineColor(pWindow->GetLineColor());
+ pFrameData->mpBuffer->SetMapMode(pWindow->GetMapMode());
+ pFrameData->mpBuffer->SetRefPoint(pWindow->GetRefPoint());
+ pFrameData->mpBuffer->SetSettings(pWindow->GetSettings());
+ pFrameData->mpBuffer->SetTextColor(pWindow->GetTextColor());
+ pFrameData->mpBuffer->SetTextLineColor(pWindow->GetTextLineColor());
+ pFrameData->mpBuffer->SetOverlineColor(pWindow->GetOverlineColor());
+ pFrameData->mpBuffer->SetTextFillColor(pWindow->GetTextFillColor());
+ pFrameData->mpBuffer->SetTextAlign(pWindow->GetTextAlign());
+ pFrameData->mpBuffer->SetRasterOp(pWindow->GetRasterOp());
+ pFrameData->mpBuffer->SetLayoutMode(pWindow->GetLayoutMode());
+ pFrameData->mpBuffer->SetDigitLanguage(pWindow->GetDigitLanguage());
+
+ mnOutOffX = pFrameData->mpBuffer->GetOutOffXPixel();
+ mnOutOffY = pFrameData->mpBuffer->GetOutOffYPixel();
+ pFrameData->mpBuffer->SetOutOffXPixel(pWindow->GetOutOffXPixel());
+ pFrameData->mpBuffer->SetOutOffYPixel(pWindow->GetOutOffYPixel());
+}
+
+PaintBufferGuard::~PaintBufferGuard()
+{
+ if (!mpFrameData->mpBuffer)
+ return;
+
+ if (!m_aPaintRect.IsEmpty())
+ {
+ // copy the buffer content to the actual window
+ // export VCL_DOUBLEBUFFERING_AVOID_PAINT=1 to see where we are
+ // painting directly instead of using Invalidate()
+ // [ie. everything you can see was painted directly to the
+ // window either above or in eg. an event handler]
+ if (!getenv("VCL_DOUBLEBUFFERING_AVOID_PAINT"))
{
- maBackground = pFrameData->mpBuffer->GetBackground();
- pFrameData->mpBuffer->SetBackground(pWindow->GetBackground());
+ // Make sure that the +1 value GetSize() adds to the size is in pixels.
+ Size aPaintRectSize;
+ if (m_pWindow->GetMapMode().GetMapUnit() == MAP_PIXEL)
+ {
+ aPaintRectSize = m_aPaintRect.GetSize();
+ }
+ else
+ {
+ Rectangle aRectanglePixel = m_pWindow->LogicToPixel(m_aPaintRect);
+ aPaintRectSize = m_pWindow->PixelToLogic(aRectanglePixel.GetSize());
+ }
+
+ m_pWindow->DrawOutDev(m_aPaintRect.TopLeft(), aPaintRectSize, m_aPaintRect.TopLeft(), aPaintRectSize, *mpFrameData->mpBuffer.get());
}
- //else
- //SAL_WARN("vcl.doublebuffering", "the root of the double-buffering hierarchy should not have a transparent background");
-
- PushFlags nFlags = PushFlags::NONE;
- nFlags |= PushFlags::CLIPREGION;
- nFlags |= PushFlags::FILLCOLOR;
- nFlags |= PushFlags::FONT;
- nFlags |= PushFlags::LINECOLOR;
- nFlags |= PushFlags::MAPMODE;
- maSettings = pFrameData->mpBuffer->GetSettings();
- nFlags |= PushFlags::REFPOINT;
- nFlags |= PushFlags::TEXTCOLOR;
- nFlags |= PushFlags::TEXTLINECOLOR;
- nFlags |= PushFlags::OVERLINECOLOR;
- nFlags |= PushFlags::TEXTFILLCOLOR;
- nFlags |= PushFlags::TEXTALIGN;
- nFlags |= PushFlags::RASTEROP;
- nFlags |= PushFlags::TEXTLAYOUTMODE;
- nFlags |= PushFlags::TEXTLANGUAGE;
- pFrameData->mpBuffer->Push(nFlags);
- pFrameData->mpBuffer->SetClipRegion(pWindow->GetClipRegion());
- pFrameData->mpBuffer->SetFillColor(pWindow->GetFillColor());
- pFrameData->mpBuffer->SetFont(pWindow->GetFont());
- pFrameData->mpBuffer->SetLineColor(pWindow->GetLineColor());
- pFrameData->mpBuffer->SetMapMode(pWindow->GetMapMode());
- pFrameData->mpBuffer->SetRefPoint(pWindow->GetRefPoint());
- pFrameData->mpBuffer->SetSettings(pWindow->GetSettings());
- pFrameData->mpBuffer->SetTextColor(pWindow->GetTextColor());
- pFrameData->mpBuffer->SetTextLineColor(pWindow->GetTextLineColor());
- pFrameData->mpBuffer->SetOverlineColor(pWindow->GetOverlineColor());
- pFrameData->mpBuffer->SetTextFillColor(pWindow->GetTextFillColor());
- pFrameData->mpBuffer->SetTextAlign(pWindow->GetTextAlign());
- pFrameData->mpBuffer->SetRasterOp(pWindow->GetRasterOp());
- pFrameData->mpBuffer->SetLayoutMode(pWindow->GetLayoutMode());
- pFrameData->mpBuffer->SetDigitLanguage(pWindow->GetDigitLanguage());
-
- mnOutOffX = pFrameData->mpBuffer->GetOutOffXPixel();
- mnOutOffY = pFrameData->mpBuffer->GetOutOffYPixel();
- pFrameData->mpBuffer->SetOutOffXPixel(pWindow->GetOutOffXPixel());
- pFrameData->mpBuffer->SetOutOffYPixel(pWindow->GetOutOffYPixel());
- }
- ~PaintBufferGuard()
- {
- // Restore buffer state.
- mpFrameData->mpBuffer->SetOutOffXPixel(mnOutOffX);
- mpFrameData->mpBuffer->SetOutOffYPixel(mnOutOffY);
-
- mpFrameData->mpBuffer->Pop();
- mpFrameData->mpBuffer->SetSettings(maSettings);
- if (mbBackground)
- mpFrameData->mpBuffer->SetBackground(maBackground);
- else
- mpFrameData->mpBuffer->SetBackground();
}
-};
+
+ // Restore buffer state.
+ mpFrameData->mpBuffer->SetOutOffXPixel(mnOutOffX);
+ mpFrameData->mpBuffer->SetOutOffYPixel(mnOutOffY);
+
+ mpFrameData->mpBuffer->Pop();
+ mpFrameData->mpBuffer->SetSettings(maSettings);
+ if (mbBackground)
+ mpFrameData->mpBuffer->SetBackground(maBackground);
+ else
+ mpFrameData->mpBuffer->SetBackground();
+}
+
+void PaintBufferGuard::SetPaintRect(const Rectangle& rRectangle)
+{
+ m_aPaintRect = rRectangle;
+}
+
+vcl::RenderContext* PaintBufferGuard::GetRenderContext()
+{
+ if (mpFrameData->mpBuffer)
+ return mpFrameData->mpBuffer;
+ else
+ return m_pWindow;
+}
class PaintHelper
{
@@ -200,28 +237,8 @@ void PaintHelper::PaintBuffer()
assert(pFrameData->mbInBufferedPaint);
assert(m_bStartedBufferedPaint);
- // copy the buffer content to the actual window
- // export VCL_DOUBLEBUFFERING_AVOID_PAINT=1 to see where we are
- // painting directly instead of using Invalidate()
- // [ie. everything you can see was painted directly to the
- // window either above or in eg. an event handler]
- if (!getenv("VCL_DOUBLEBUFFERING_AVOID_PAINT"))
- {
- // Make sure that the +1 value GetSize() adds to the size is in pixels.
- Size aPaintRectSize;
- if (m_pWindow->GetMapMode().GetMapUnit() == MAP_PIXEL)
- {
- aPaintRectSize = m_aPaintRect.GetSize();
- }
- else
- {
- Rectangle aRectanglePixel = m_pWindow->LogicToPixel(m_aPaintRect);
- aPaintRectSize = m_pWindow->PixelToLogic(aRectanglePixel.GetSize());
- }
-
- PaintBufferGuard g(pFrameData, m_pWindow);
- m_pWindow->DrawOutDev(m_aPaintRect.TopLeft(), aPaintRectSize, m_aPaintRect.TopLeft(), aPaintRectSize, *pFrameData->mpBuffer.get());
- }
+ PaintBufferGuard aGuard(pFrameData, m_pWindow);
+ aGuard.SetPaintRect(m_aPaintRect);
}
void PaintHelper::DoPaint(const vcl::Region* pRegion)
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-26 10:27:08 +0000