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Implemented difference (XOR) option for symbols.

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git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@410 0fc631ac-6414-0410-93d0-97cfa31319b6
This commit is contained in:
coppro
2007-05-22 02:31:17 +00:00
parent 5351fca511
commit 9c67a4fa78
4 changed files with 34 additions and 23 deletions
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src/render/symbol/viewer.cpp
+22 -15
View File
@@ -138,39 +138,41 @@ void SymbolViewer::highlightPart(DC& dc, const SymbolPart& part, HighlightStyle
void SymbolViewer::combineSymbolPart(const SymbolPart& part, DC& border, DC& interior, bool directB, bool directI) {
// what color should the interior be?
// use black when drawing to the screen
int interiorCol = directI ? 0 : 255;
unsigned char interiorCol = directI ? 0 : 255;
// how to draw depends on combining mode
switch(part.combine) {
case PART_OVERLAP:
case PART_MERGE: {
drawSymbolPart(part, &border, &interior, 255, interiorCol, directB);
drawSymbolPart(part, &border, &interior, 255, interiorCol, directB, false);
break;
} case PART_SUBTRACT: {
border.SetLogicalFunction(wxAND);
drawSymbolPart(part, &border, &interior, 0, interiorCol ^ 255, directB);
drawSymbolPart(part, &border, &interior, 0, ~interiorCol, true, true);
border.SetLogicalFunction(wxCOPY);
break;
} case PART_INTERSECTION: {
MemoryDCP keepBorder = getTempDC(border);
MemoryDCP keepInterior = getTempDC(interior);
drawSymbolPart(part, keepBorder.get(), keepInterior.get(), 255, 255, false);
drawSymbolPart(part, keepBorder.get(), keepInterior.get(), 255, 255, false, false);
// combine the temporary dcs with the result using the AND operator
wxSize s = border.GetSize();
border .Blit(0, 0, s.GetWidth(), s.GetHeight(), &*keepBorder, 0, 0, wxAND);
border .Blit(0, 0, s.GetWidth(), s.GetHeight(), &*keepBorder , 0, 0, wxAND);
interior.Blit(0, 0, s.GetWidth(), s.GetHeight(), &*keepInterior, 0, 0, wxAND);
break;
} case PART_DIFFERENCE: {
// TODO
interior.SetLogicalFunction(wxXOR);
drawSymbolPart(part, &border, &interior, 0, ~interiorCol, directB, true);
interior.SetLogicalFunction(wxCOPY);
break;
} case PART_BORDER: {
// draw border as interior
drawSymbolPart(part, nullptr, &border, 0, 255, false);
drawSymbolPart(part, nullptr, &border, 0, 255, false, false);
break;
}
}
}
void SymbolViewer::drawSymbolPart(const SymbolPart& part, DC* border, DC* interior, int borderCol, int interiorCol, bool directB) {
void SymbolViewer::drawSymbolPart(const SymbolPart& part, DC* border, DC* interior, unsigned char borderCol, unsigned char interiorCol, bool directB, bool clear) {
// create point list
vector<wxPoint> points;
size_t size = part.points.size();
@@ -179,15 +181,20 @@ void SymbolViewer::drawSymbolPart(const SymbolPart& part, DC* border, DC* interi
}
// draw border
if (border) {
if (directB) {
// white/green
border->SetBrush(Color(borderCol, min(255,borderCol + 128), borderCol));
} else {
// white/black
border->SetBrush(Color(borderCol, borderCol, borderCol));
}
// white/black
border->SetBrush(Color(borderCol, borderCol^(directB ? 128 : 0), borderCol));
border->SetPen(wxPen(*wxWHITE, (int) rotation.trS(border_radius)));
border->DrawPolygon((int)points.size(), &points[0]);
if (clear) {
border->SetPen(*wxTRANSPARENT_PEN);
border->SetBrush(Color(0, (directB ? 128 : 0), 0));
int func = border->GetLogicalFunction();
border->SetLogicalFunction(wxCOPY);
border->DrawPolygon((int)points.size(), &points[0]);
border->SetLogicalFunction(func);
}
}
// draw interior
if (interior) {