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authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /graphics/asymptote/drawclipend.h
Initial commit
Diffstat (limited to 'graphics/asymptote/drawclipend.h')
-rw-r--r--graphics/asymptote/drawclipend.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/graphics/asymptote/drawclipend.h b/graphics/asymptote/drawclipend.h
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+++ b/graphics/asymptote/drawclipend.h
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+/*****
+ * drawclipend.h
+ * John Bowman
+ *
+ * End clip of picture to specified path.
+ *****/
+
+#ifndef DRAWCLIPEND_H
+#define DRAWCLIPEND_H
+
+#include "drawclipbegin.h"
+#include "path.h"
+
+namespace camp {
+
+class drawClipEnd : public drawElement {
+ bool grestore;
+ drawClipBegin *partner;
+public:
+ drawClipEnd(bool grestore=true, drawClipBegin *partner=NULL) :
+ grestore(grestore), partner(partner) {}
+
+ virtual ~drawClipEnd() {}
+
+ bool endclip() {return true;}
+
+ void bounds(bbox& b, iopipestream&, boxvector&, bboxlist& bboxstack) {
+ if(bboxstack.size() < 2)
+ reportError("endclip without matching beginclip");
+ b.clip(bboxstack.back());
+ bboxstack.pop_back();
+ b += bboxstack.back();
+ bboxstack.pop_back();
+ }
+
+ bool endgroup() {return true;}
+
+ bool svg() {return true;}
+
+ void save(bool b) {
+ grestore=b;
+ if(partner) partner->save(b);
+ }
+
+ bool draw(psfile *out) {
+ if(grestore) out->grestore();
+ return true;
+ }
+
+ bool write(texfile *out, const bbox& bpath) {
+ out->endgroup();
+
+ if(out->toplevel())
+ out->endpicture(bpath);
+
+ if(grestore) out->grestore();
+ return true;
+ }
+
+};
+
+}
+
+GC_DECLARE_PTRFREE(camp::drawClipEnd);
+
+#endif