QGIS API Documentation 3.39.0-Master (699c004a5df)
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Scoped object for temporary scaling of a QgsRenderContext for millimeter based rendering. More...
#include <qgsrendercontext.h>
Public Member Functions | |
QgsScopedRenderContextScaleToMm (QgsRenderContext &context) | |
Constructor for QgsScopedRenderContextScaleToMm. | |
~QgsScopedRenderContextScaleToMm () | |
Returns the destination painter back to pixel based units. | |
Scoped object for temporary scaling of a QgsRenderContext for millimeter based rendering.
Temporarily scales the destination QPainter for a QgsRenderContext to use millimeter based units for the lifetime of the object, before returning it to pixel based units on destruction.
Definition at line 1411 of file qgsrendercontext.h.
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inline |
Constructor for QgsScopedRenderContextScaleToMm.
Rescales the destination painter (see QgsRenderContext::painter() ) to use millimeter based units.
Definition at line 1422 of file qgsrendercontext.h.
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inline |
Returns the destination painter back to pixel based units.
Definition at line 1432 of file qgsrendercontext.h.