harmony 鸿蒙drawing_path.h
drawing_path.h
Overview
Declares functions related to the path object in the drawing module.
Since: 8
Related Modules:
Summary
Functions
| Name | Description |
|---|---|
| OH_Drawing_PathCreate (void) | Creates an OH_Drawing_Path object. |
| OH_Drawing_PathDestroy (OH_Drawing_Path *) | Destroys an OH_Drawing_Path object and reclaims the memory occupied by the object. |
| OH_Drawing_PathMoveTo (OH_Drawing_Path *, float x, float y) | Sets the start point of a path. |
| OH_Drawing_PathLineTo (OH_Drawing_Path *, float x, float y) | Draws a line segment from the last point of a path to the target point. |
| OH_Drawing_PathArcTo (OH_Drawing_Path *, float x1, float y1, float x2, float y2, float startDeg, float sweepDeg) | Draws an arc to a path. This is done by using angle arc mode. In this mode, a rectangle that encloses an ellipse is specified first, and then a start angle and a sweep angle are specified. The arc is a portion of the ellipse defined by the start angle and the sweep angle. By default, a line segment from the last point of the path to the start point of the arc is also added. |
| OH_Drawing_PathQuadTo (OH_Drawing_Path *, float ctrlX, float ctrlY, float endX, float endY) | Draws a quadratic Bezier curve from the last point of a path to the target point. |
| OH_Drawing_PathCubicTo (OH_Drawing_Path *, float ctrlX1, float ctrlY1, float ctrlX2, float ctrlY2, float endX, float endY) | Draws a cubic Bezier curve from the last point of a path to the target point. |
| OH_Drawing_PathClose (OH_Drawing_Path *) | Closes a path. A line segment from the start point to the last point of the path is added. |
| OH_Drawing_PathReset (OH_Drawing_Path *) | Resets path data. |
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