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added some more transform methods

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Thomas Friedel 2018-02-05 11:53:15 +01:00
parent ad4fee68ef
commit eadf67572c
1 changed files with 8 additions and 0 deletions
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8
canvas.go
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@ -280,6 +280,14 @@ func (cv *Canvas) Rotate(angle float32) {
cv.state.transform = cv.state.transform.Mul(lm.Mat3x3Rotate(angle)) cv.state.transform = cv.state.transform.Mul(lm.Mat3x3Rotate(angle))
} }
func (cv *Canvas) Transform(a, b, c, d, e, f float32) {
cv.state.transform = cv.state.transform.Mul(lm.Mat3x3{a, b, 0, c, d, 0, e, f, 1})
}
func (cv *Canvas) SetTransform(a, b, c, d, e, f float32) {
cv.state.transform = lm.Mat3x3{a, b, 0, c, d, 0, e, f, 1}
}
// FillRect fills a rectangle with the active color // FillRect fills a rectangle with the active color
func (cv *Canvas) FillRect(x, y, w, h float32) { func (cv *Canvas) FillRect(x, y, w, h float32) {
cv.activate() cv.activate()