func (w *Canvas) PlotLine(xy map[int]int, options map[string]string) error {
// canvas create line x1 y1... xn yn ?option value ...? // 不闭合折线
// canvas create line 10 10 200 50 -fill red -width 3 -tags line1
var tmp1 = ""
for x,y := range xy {
tmp1 = tmp1 + strconv.Itoa(x) + " " + strconv.Itoa(y) + " "
}
var tmp2 = ""
for k,v := range options {
tmp2 = tmp2 + "-" +k+ " " + v + " "
}
return eval(fmt.Sprintf("%v create line %v%v", w.id, tmp1, tmp2))
}
func (w *Canvas) PlotRectangle(x1,y1,x2,y2 int, options map[string]string) error {
// canvas create rectangle x1 y1 x2 y2 ?option value ...? // 矩形
// canvas create rectangle 10 10 200 50 -fill red -outline blue -tags rec1
var tmp2 = ""
for k,v := range options {
tmp2 = tmp2 + "-" +k+ " " + v + " "
}
return eval(fmt.Sprintf("%v create rectangle %v %v %v %v %v", w.id, x1,y1,x2,y2, tmp2))
}
func (w *Canvas) PlotOval(x1,y1,x2,y2 int, options map[string]string) error {
// canvas create oval x1 y1 x2 y2 ?option value ...? // 矩形内切椭圆或圆
// canvas create oval 10 10 200 50 -fill red -outline blue -tags oval1
var tmp2 = ""
for k,v := range options {
tmp2 = tmp2 + "-" +k+ " " + v + " "
}
return eval(fmt.Sprintf("%v create oval %v %v %v %v %v", w.id, x1,y1,x2,y2, tmp2))
}
func (w *Canvas) PlotPolygon(xy map[int]int, options map[string]string) error {
// canvas create polygon x1 y1 ... xn yn ?option value ...? // 多边形
// canvas create polygon 10 10 180 90 20 45 -fill red -width 3 -tags pol1
var tmp1 = ""
for x,y := range xy {
tmp1 = tmp1 + strconv.Itoa(x) + " " + strconv.Itoa(y) + " "
}
var tmp2 = ""
for k,v := range options {
tmp2 = tmp2 + "-" +k+ " " + v + " "
}
return eval(fmt.Sprintf("%v create polygon %v%v", w.id, tmp1, tmp2))
}
func (w *Canvas) PlotText(x1,y1 int, options map[string]string) error {
// canvas create text x y ?option value ...? // 文字
// canvas create text 100 100 -text "A wonderful story" -anchor nw -fill black -tags txt1
var tmp2 = ""
for k,v := range options {
tmp2 = tmp2 + "-" +k+ " " + v + " "
}
// v 值含有空格时使用{}, "text":"{A wonderful story}"
return eval(fmt.Sprintf("%v create text %v %v %v", w.id, x1,y1, tmp2))
}
func (w *Canvas) PlotImage(x1,y1 int, options map[string]string) error {
// canvas create image x y ?option value ...?
// canvas create image 10 10 -image myimg -anchor nw
var tmp2 = ""
for k,v := range options {
tmp2 = tmp2 + "-" +k+ " " + v + " "
}
return eval(fmt.Sprintf("%v create image %v %v %v", w.id, x1,y1, tmp2))
}
func (w *Canvas) PlotWidget(x1,y1 int, options map[string]string) error {
// canvas create window x y ?option value ...?
// canvas create window 10 10 -anchor nw -window .canvas.b
var tmp2 = ""
for k,v := range options {
tmp2 = tmp2 + "-" +k+ " " + v + " "
}
return eval(fmt.Sprintf("%v create window %v %v %v", w.id, x1,y1, tmp2))
}
canvas := tk.NewCanvas(mw)
canvas.SetNativeAttribute("background","red")
canvas.SetNativeAttribute("width","200")
canvas.SetNativeAttribute("height","200")
canvas.SetNativeAttribute("height","200")
// canvas.PlotLine(map[int]int{10:10,50:50}, map[string]string{"fill":"yellow","width":"3","tags":"line1"})
// canvas.PlotRectangle(15,15,180,90,map[string]string{"fill":"green","outline":"blue","tags":"rec1"})
canvas.PlotOval(15,15,180,90,map[string]string{"fill":"green","outline":"blue","tags":"oval1"})
canvas.PlotPolygon(map[int]int{10:10,180:90,25:45}, map[string]string{"fill":"yellow","width":"3","tags":"pol"})
canvas.PlotText(100,100, map[string]string{"fill":"black","text":"{A wonderful story}","anchor":"nw","tags":"txt1"})
img, _ := tk.LoadImage("./btn02.png")
canvas.PlotImage(70,100, map[string]string{"image":img.Id(),"anchor":"nw","tags":"img1"})
canavsbtn := tk.NewButton(canvas,"canvasbtn",tk.WidgetAttrInitUseTheme(false))
canvas.PlotWidget(50,50, map[string]string{"window":canavsbtn.Id(),"anchor":"nw","tags":"widget1"})
React
Typescript
Django
Laravel
Facebook
Microsoft
Google
Alibaba
D3
Tencent