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-rw-r--r--ui/tunnelstatusimageprovider.go93
1 files changed, 79 insertions, 14 deletions
diff --git a/ui/tunnelstatusimageprovider.go b/ui/tunnelstatusimageprovider.go
index f1ddcda1..99447526 100644
--- a/ui/tunnelstatusimageprovider.go
+++ b/ui/tunnelstatusimageprovider.go
@@ -15,18 +15,28 @@ type sizeAndState struct {
state service.TunnelState
}
+type iconAndState struct {
+ icon *walk.Icon
+ state service.TunnelState
+}
+
type TunnelStatusImageProvider struct {
- imagesBySizeAndState map[sizeAndState]*walk.Bitmap
- stoppedBrush *walk.SolidColorBrush
- startingBrush *walk.SolidColorBrush
- startedBrush *walk.SolidColorBrush
- stoppedPen *walk.CosmeticPen
- startingPen *walk.CosmeticPen
- startedPen *walk.CosmeticPen
+ imagesBySizeAndState map[sizeAndState]*walk.Bitmap
+ iconsByBaseIconAndState map[iconAndState]*walk.Icon
+ stoppedBrush *walk.SolidColorBrush
+ startingBrush *walk.SolidColorBrush
+ startedBrush *walk.SolidColorBrush
+ stoppedPen *walk.CosmeticPen
+ startingPen *walk.CosmeticPen
+ startedPen *walk.CosmeticPen
}
func NewTunnelStatusImageProvider() (*TunnelStatusImageProvider, error) {
- tsip := &TunnelStatusImageProvider{imagesBySizeAndState: make(map[sizeAndState]*walk.Bitmap)}
+ tsip := &TunnelStatusImageProvider{
+ imagesBySizeAndState: make(map[sizeAndState]*walk.Bitmap),
+ iconsByBaseIconAndState: make(map[iconAndState]*walk.Icon),
+ }
+
var err error
var disposables walk.Disposables
@@ -74,6 +84,12 @@ func (tsip *TunnelStatusImageProvider) Dispose() {
}
tsip.imagesBySizeAndState = nil
}
+ if tsip.iconsByBaseIconAndState != nil {
+ for _, icon := range tsip.iconsByBaseIconAndState {
+ icon.Dispose()
+ }
+ tsip.iconsByBaseIconAndState = nil
+ }
if tsip.stoppedBrush != nil {
tsip.stoppedBrush.Dispose()
tsip.stoppedBrush = nil
@@ -116,9 +132,6 @@ func (tsip *TunnelStatusImageProvider) ImageForState(state service.TunnelState,
return img, nil
}
- var disposables walk.Disposables
- defer disposables.Treat()
-
img, err := walk.NewBitmapWithTransparentPixels(size)
if err != nil {
return nil, err
@@ -136,11 +149,63 @@ func (tsip *TunnelStatusImageProvider) ImageForState(state service.TunnelState,
tsip.imagesBySizeAndState[key] = img
- disposables.Spare()
-
return img, nil
}
+func (tsip *TunnelStatusImageProvider) IconWithOverlayForTunnel(baseIcon *walk.Icon, tunnel *service.Tunnel) (*walk.Icon, error) {
+ state, err := tunnel.State()
+ if err != nil {
+ return nil, err
+ }
+
+ return tsip.IconWithOverlayForState(baseIcon, state)
+}
+
+func (tsip *TunnelStatusImageProvider) IconWithOverlayForState(baseIcon *walk.Icon, state service.TunnelState) (*walk.Icon, error) {
+ key := iconAndState{baseIcon, state}
+
+ if icon, ok := tsip.iconsByBaseIconAndState[key]; ok {
+ return icon, nil
+ }
+
+ size := baseIcon.Size()
+
+ bmp, err := walk.NewBitmapWithTransparentPixels(size)
+ if err != nil {
+ return nil, err
+ }
+ defer bmp.Dispose()
+
+ canvas, err := walk.NewCanvasFromImage(bmp)
+ if err != nil {
+ return nil, err
+ }
+ defer canvas.Dispose()
+
+ if err := canvas.DrawImage(baseIcon, walk.Point{}); err != nil {
+ return nil, err
+ }
+
+ w := int(float64(size.Width) * 0.75)
+ h := int(float64(size.Height) * 0.75)
+ bounds := walk.Rectangle{4 + size.Width - w, 4 + size.Height - h, w, h}
+
+ if err := tsip.PaintForState(state, canvas, bounds); err != nil {
+ return nil, err
+ }
+
+ canvas.Dispose()
+
+ icon, err := walk.NewIconFromBitmap(bmp)
+ if err != nil {
+ return nil, err
+ }
+
+ tsip.iconsByBaseIconAndState[key] = icon
+
+ return icon, nil
+}
+
func (tsip *TunnelStatusImageProvider) PaintForTunnel(tunnel *service.Tunnel, canvas *walk.Canvas, bounds walk.Rectangle) error {
state, err := tunnel.State()
if err != nil {
@@ -172,7 +237,7 @@ func (tsip *TunnelStatusImageProvider) PaintForState(state service.TunnelState,
b := bounds
- b.X = 4
+ b.X += 4
b.Y += 4
b.Height -= 8
b.Width = b.Height