Commit a43dd351 authored by Maciej Suminski's avatar Maciej Suminski

Assured that there are no excessive initializations

parent 1a4c6781
......@@ -47,6 +47,8 @@ CAIRO_GAL::CAIRO_GAL( wxWindow* aParent, wxEvtHandler* aMouseListener,
paintListener = aPaintListener;
isGrouping = false;
isInitialized = false;
isDeleteSavedPixels = false;
zoomFactor = 1.0;
SetSize( aParent->GetSize() );
......@@ -76,10 +78,6 @@ CAIRO_GAL::CAIRO_GAL( wxWindow* aParent, wxEvtHandler* aMouseListener,
lineJoinMap[LINE_JOIN_ROUND] = CAIRO_LINE_JOIN_ROUND;
lineJoinMap[LINE_JOIN_MITER] = CAIRO_LINE_JOIN_MITER;
isDeleteSavedPixels = false;
isGrouping = false;
// Initialize the cursor shape
SetCursorColor( COLOR4D( 1.0, 1.0, 1.0, 1.0 ) );
initCursor( 21 );
......@@ -91,13 +89,13 @@ CAIRO_GAL::CAIRO_GAL( wxWindow* aParent, wxEvtHandler* aMouseListener,
SetGridColor( COLOR4D( 0.5, 0.5, 0.5, 0.3 ) );
SetCoarseGrid( 10 );
SetGridLineWidth( 0.5 );
Refresh();
}
CAIRO_GAL::~CAIRO_GAL()
{
deinitSurface();
delete cursorPixels;
delete cursorPixelsSaved;
......@@ -139,6 +137,9 @@ void CAIRO_GAL::skipMouseEvent( wxMouseEvent& aEvent )
void CAIRO_GAL::initSurface()
{
if( isInitialized )
return;
// The size of the client area needs to be greater than zero
clientRectangle = parentWindow->GetClientRect();
......@@ -184,14 +185,21 @@ void CAIRO_GAL::initSurface()
lineWidth = 0;
isDeleteSavedPixels = true;
isInitialized = true;
}
void CAIRO_GAL::deinitSurface()
{
if( !isInitialized )
return;
// Destroy Cairo objects
cairo_destroy( cairoImage );
cairo_surface_destroy( cairoSurface );
isInitialized = false;
}
......@@ -548,12 +556,15 @@ void CAIRO_GAL::SetLayerDepth( double aLayerDepth )
{
super::SetLayerDepth( aLayerDepth );
if( isInitialized )
{
storePath();
cairo_pop_group_to_source( cairoImage );
cairo_paint_with_alpha( cairoImage, fillColor.a );
cairo_push_group( cairoImage );
}
}
......
......@@ -359,6 +359,7 @@ private:
unsigned int* bitmapBuffer; ///< Storage of the cairo image
unsigned int* bitmapBufferBackup; ///< Backup storage of the cairo image
int stride; ///< Stride value for Cairo
bool isInitialized; ///< Are Cairo image & surface ready to use
// Mapping between Cairo and GAL line attributes
std::map<LineCap, cairo_line_cap_t> lineCapMap; ///< Line cap style mapping
......
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