crunchy-rocks/freetype
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freetype-go: update examples for draw.Rect being renamed to image.Rect.

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R=r
CC=golang-dev
http://codereview.appspot.com/1961046
This commit is contained in:
Nigel Tao 2010-08-27 10:47:48 +10:00
parent acecb39ad9
commit 6a75ac002d
3 changed files with 7 additions and 7 deletions
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2
example/freetype/main.go
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@ -88,7 +88,7 @@ func main() {
ruler = image.RGBAColor{0x22, 0x22, 0x22, 0xff}
}
rgba := image.NewRGBA(640, 480)
draw.Draw(rgba, draw.Rect(0, 0, 640, 480), bg, draw.ZP)
draw.Draw(rgba, rgba.Bounds(), bg, image.ZP)
c := freetype.NewContext()
c.SetDPI(*dpi)
c.SetFont(font)

8
example/gamma/main.go
View file

@ -51,8 +51,8 @@ func main() {
h = 200
)
rgba := image.NewRGBA(w, h)
draw.Draw(rgba, draw.Rect(0, 0, w, h/2), image.Black, draw.ZP)
draw.Draw(rgba, draw.Rect(0, h/2, w, h), image.White, draw.ZP)
draw.Draw(rgba, image.Rect(0, 0, w, h/2), image.Black, image.ZP)
draw.Draw(rgba, image.Rect(0, h/2, w, h), image.White, image.ZP)
mask := image.NewAlpha(50, 50)
painter := raster.NewAlphaPainter(mask)
painter.Op = draw.Src
@ -61,9 +61,9 @@ func main() {
clear(mask)
r.Rasterize(raster.NewGammaCorrectionPainter(painter, g))
x, y := 50*i+25, 25
draw.DrawMask(rgba, draw.Rect(x, y, x+50, y+50), image.White, draw.ZP, mask, draw.ZP, draw.Over)
draw.DrawMask(rgba, image.Rect(x, y, x+50, y+50), image.White, image.ZP, mask, image.ZP, draw.Over)
y += 100
draw.DrawMask(rgba, draw.Rect(x, y, x+50, y+50), image.Black, draw.ZP, mask, draw.ZP, draw.Over)
draw.DrawMask(rgba, image.Rect(x, y, x+50, y+50), image.Black, image.ZP, mask, image.ZP, draw.Over)
}
// Save that RGBA image to disk.

4
example/raster/main.go
View file

@ -148,8 +148,8 @@ func main() {
// Draw the mask image (in gray) onto an RGBA image.
rgba := image.NewRGBA(w, h)
gray := image.ColorImage{image.AlphaColor{0x1f}}
draw.Draw(rgba, draw.Rect(0, 0, w, h), image.Black, draw.ZP)
draw.DrawMask(rgba, draw.Rect(0, 0, w, h), gray, draw.ZP, mask, draw.ZP, draw.Over)
draw.Draw(rgba, rgba.Bounds(), image.Black, image.ZP)
draw.DrawMask(rgba, rgba.Bounds(), gray, image.ZP, mask, image.ZP, draw.Over)
showNodes(rgba, outside)
showNodes(rgba, inside)