zeni/go-chart
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things work more or less, added a testing service.

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This commit is contained in:
Will Charczuk 2016-07-07 17:14:25 -07:00
parent df67121e9c
commit 04bef9cad8
7 changed files with 145 additions and 48 deletions
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15
raster_renderer.go
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@ -1,7 +1,6 @@
package chart
import (
"fmt"
"image"
"image/color"
"image/png"
@ -35,55 +34,46 @@ type rasterRenderer struct {
// SetStrokeColor implements the interface method.
func (rr *rasterRenderer) SetStrokeColor(c color.RGBA) {
println("RasterRenderer :: SetStrokeColor", ColorAsString(c))
rr.gc.SetStrokeColor(c)
}
// SetFillColor implements the interface method.
func (rr *rasterRenderer) SetFillColor(c color.RGBA) {
println("RasterRenderer :: SetFillColor", ColorAsString(c))
rr.gc.SetFillColor(c)
}
// SetLineWidth implements the interface method.
func (rr *rasterRenderer) SetLineWidth(width float64) {
println("RasterRenderer :: SetLineWidth", width)
rr.gc.SetLineWidth(width)
}
// MoveTo implements the interface method.
func (rr *rasterRenderer) MoveTo(x, y int) {
println("RasterRenderer :: MoveTo", x, y)
rr.gc.MoveTo(float64(x), float64(y))
}
// LineTo implements the interface method.
func (rr *rasterRenderer) LineTo(x, y int) {
println("RasterRenderer :: LineTo", x, y)
rr.gc.LineTo(float64(x), float64(y))
}
// Close implements the interface method.
func (rr *rasterRenderer) Close() {
println("RasterRenderer :: Close")
rr.gc.Close()
}
// Stroke implements the interface method.
func (rr *rasterRenderer) Stroke() {
println("RasterRenderer :: Stroke")
rr.gc.Stroke()
}
// Fill implements the interface method.
func (rr *rasterRenderer) Fill() {
println("RasterRenderer :: Fill")
rr.gc.Fill()
}
// FillStroke implements the interface method.
func (rr *rasterRenderer) FillStroke() {
println("RasterRenderer :: FillStroke")
rr.gc.FillStroke()
}
@ -108,14 +98,12 @@ func (rr *rasterRenderer) SetFont(f *truetype.Font) {
// SetFontSize implements the interface method.
func (rr *rasterRenderer) SetFontSize(size float64) {
println("RasterRenderer :: SetFontSize", fmt.Sprintf("%.2f", size))
rr.fontSize = size
rr.gc.SetFontSize(size)
}
// SetFontColor implements the interface method.
func (rr *rasterRenderer) SetFontColor(c color.RGBA) {
println("RasterRenderer :: SetFontColor", ColorAsString(c))
rr.fontColor = c
rr.gc.SetFillColor(c)
rr.gc.SetStrokeColor(c)
@ -123,7 +111,6 @@ func (rr *rasterRenderer) SetFontColor(c color.RGBA) {
// Text implements the interface method.
func (rr *rasterRenderer) Text(body string, x, y int) {
println("RasterRenderer :: Text", body, x, y)
rr.gc.CreateStringPath(body, float64(x), float64(y))
rr.gc.Fill()
}
@ -147,6 +134,6 @@ func (rr *rasterRenderer) MeasureText(body string) int {
// Save implements the interface method.
func (rr *rasterRenderer) Save(w io.Writer) error {
println("RasterRenderer :: Save")
return png.Encode(w, rr.i)
}