Provides an opaque CanvasGradient interface. 更多...
导入语句: | import QtQuick 2.2 |
Since: | Qt 5.0 |
CanvasGradient addColorStop ( real offset , string color ) |
Adds a color stop with the given color to the gradient at the given offset . 0.0 is the offset at one end of the gradient, 1.0 is the offset at the other end.
例如:
var gradient = ctx.createLinearGradient(0, 0, 100, 100); gradient.addColorStop(0.3, Qt.rgba(1, 0, 0, 1)); gradient.addColorStop(0.7, 'rgba(0, 255, 255, 1');