func createBitmap() *walk.Bitmap {
bounds := walk.Rectangle{Width: 200, Height: 200}
bmp, _ := walk.NewBitmap(bounds.Size())
succeeded := false
defer func() {
if !succeeded {
bmp.Dispose()
}
}()
canvas, _ := walk.NewCanvasFromImage(bmp)
defer canvas.Dispose()
brushBmp, _ := walk.NewBitmapFromFile("../img/plus.png")
defer brushBmp.Dispose()
brush, _ := walk.NewBitmapBrush(brushBmp)
defer brush.Dispose()
canvas.FillRectangle(brush, bounds)
font, _ := walk.NewFont("Times New Roman", 40, walk.FontBold|walk.FontItalic)
defer font.Dispose()
canvas.DrawText("Walk Drawing Example", font, walk.RGB(0, 0, 0), bounds, walk.TextWordbreak)
succeeded = true
return bmp
}
func NewFooModel() *FooModel {
m := new(FooModel)
m.evenBitmap, _ = walk.NewBitmapFromFile("../img/open.png")
m.oddIcon, _ = walk.NewIconFromFile("../img/x.ico")
m.ResetRows()
return m
}
func (mw *MainWindow) readPoseImage(path, ext string) {
mw.resetImageList()
// Read all png images
curExt := filepath.Ext(path)
if curExt == ext {
if bm, err := walk.NewBitmapFromFile(path); err == nil {
newImg := new(ImageItem)
newImg.fname = path
newImg.bm = bm
_img, err := readImge(path)
if err == nil {
newImg.img = _img.(ImageExt)
imgList = append(imgList, newImg)
imageW = bm.Size().Width
imageH = bm.Size().Height
parseImgBoundary(newImg.img)
}
if modelItem != nil {
modelItem.bm.Dispose()
}
modelItem = newImg
}
}
}
func NewClipsModel() *ClipsModel {
m := new(ClipsModel)
m.output = new(walk.TextEdit)
m.evenBitmap, _ = walk.NewBitmapFromFile("../img/open.png")
m.oddIcon, _ = walk.NewIconFromFile("../img/x.ico")
m.ResetRows()
return m
}
func main() {
var mw *walk.MainWindow
var c1 *walk.Composite
var c2 *walk.Composite
bmp, err := walk.NewBitmapFromFile("../../img/plus.png")
if err != nil {
panic(err)
}
defer bmp.Dispose()
MainWindow{
AssignTo: &mw,
Title: "Background Example",
Layout: VBox{MarginsZero: true},
MinSize: Size{300, 400},
Children: []Widget{
Composite{
AssignTo: &c1,
Layout: VBox{},
Children: []Widget{
TextEdit{},
},
},
Composite{
AssignTo: &c2,
Layout: VBox{},
Children: []Widget{
TextEdit{},
},
},
ImageView{
Image: bmp,
},
},
}.Create()
scb, err := walk.NewSolidColorBrush(walk.RGB(255, 0, 0))
if err != nil {
panic(err)
}
defer scb.Dispose()
c1.SetBackground(scb)
bmb, err := walk.NewBitmapBrush(bmp)
if err != nil {
panic(err)
}
defer bmb.Dispose()
c2.SetBackground(bmb)
mw.Show()
mw.Run()
}
func main() {
walk.Initialize(walk.InitParams{PanicOnError: true})
defer walk.Shutdown()
mainWnd, _ := walk.NewMainWindow()
mw := &MainWindow{MainWindow: mainWnd}
mw.SetLayout(walk.NewVBoxLayout())
mw.SetTitle("Walk Image Viewer Example")
mw.tabWidget, _ = walk.NewTabWidget(mw)
imageList, _ := walk.NewImageList(walk.Size{16, 16}, 0)
mw.ToolBar().SetImageList(imageList)
fileMenu, _ := walk.NewMenu()
fileMenuAction, _ := mw.Menu().Actions().AddMenu(fileMenu)
fileMenuAction.SetText("&File")
openBmp, _ := walk.NewBitmapFromFile("../img/open.png")
openAction := walk.NewAction()
openAction.SetImage(openBmp)
openAction.SetText("&Open")
openAction.Triggered().Attach(func() { mw.openImage() })
fileMenu.Actions().Add(openAction)
mw.ToolBar().Actions().Add(openAction)
exitAction := walk.NewAction()
exitAction.SetText("E&xit")
exitAction.Triggered().Attach(func() { walk.App().Exit(0) })
fileMenu.Actions().Add(exitAction)
helpMenu, _ := walk.NewMenu()
helpMenuAction, _ := mw.Menu().Actions().AddMenu(helpMenu)
helpMenuAction.SetText("&Help")
aboutAction := walk.NewAction()
aboutAction.SetText("&About")
aboutAction.Triggered().Attach(func() {
walk.MsgBox(mw, "About", "Walk Image Viewer Example", walk.MsgBoxOK|walk.MsgBoxIconInformation)
})
helpMenu.Actions().Add(aboutAction)
mw.SetMinMaxSize(walk.Size{320, 240}, walk.Size{})
mw.SetSize(walk.Size{800, 600})
mw.Show()
mw.Run()
}
func setActionImage(action *walk.Action, image interface{}) (err error) {
var img *walk.Bitmap
switch image := image.(type) {
case nil:
return nil
case *walk.Bitmap:
img = image
case string:
if img, err = walk.NewBitmapFromFile(image); err != nil {
return
}
default:
return errors.New("invalid type for Image")
}
return action.SetImage(img)
}
func (mw *MainWindow) initPoseInfo() {
if modelItem == nil {
return
}
model := modelItem.img
if model == nil {
return
}
// Get the pose count
poseCnt := 1
x := model.Bounds().Min.X
y := model.Bounds().Min.Y
w := model.Bounds().Dx()
h := model.Bounds().Dy()
for i := 2; i < POSE_CNT_MAX; i++ {
sh := h / i
for j := 1; j < i; j++ {
beginY := sh * j
// Erase the boundary by 1 pix to handel the neighbor pix
for z := 1; z < w-1; z++ {
_, _, _, a := model.At(x+z, y+beginY).RGBA()
if a != 0 {
_, _, _, la := model.At(x+z-1, y+beginY).RGBA()
_, _, _, ra := model.At(x+z+1, y+beginY).RGBA()
_, _, _, ta := model.At(x+z, y+beginY-1).RGBA()
_, _, _, da := model.At(x+z, y+beginY+1).RGBA()
if la != 0 && ra != 0 && ta != 0 && da != 0 {
fmt.Println("Pose alpha:", x+z, y+beginY, a)
goto nextPose
}
}
}
}
poseCnt = i
break
nextPose:
}
fmt.Println("Pose count: ", poseCnt)
// Init the pose list
imageW = w / int(mw.uiFrameCnt.Value())
imageH = h / poseCnt
mw.resetImageList()
boundary = image.Rect(0, 0, imageW, imageH)
tmpBound := boundary
// Read all png images
for i := 0; i < poseCnt; i++ {
for j := 0; j < int(mw.uiFrameCnt.Value()); j++ {
deltaX := imageW * j
deltaY := imageH * i
tmpBound = boundary.Add(image.Point{deltaX, deltaY})
newImg := new(ImageItem)
newImg.fname = ""
newImg.img = modelItem.img.SubImage(tmpBound).(ImageExt)
newImg.bm, _ = walk.NewBitmapFromImage(newImg.img)
imgList = append(imgList, newImg)
}
}
}
/*
func (mw *MainWindow) onUiSetFrameCnt() {
if modelItem == nil {
return
}
// imageW = modelItem.img.Bounds().Dx()
// imageH = modelItem.img.Bounds().Dy()
// poseCnt := mw.getPoseCnt()
playPose = int(mw.uiPlayPose.Value())
mw.setImageSize()
}*/
func (mw *MainWindow) refreshToolBar(mode int) {
mw.uiConvirm.SetEnabled(false)
mw.uiComposeAction.SetEnabled(false)
mw.uiPoseCnt.SetEnabled(false)
mw.mode = mode
mw.uiFrameCnt.SetEnabled(false)
if mw.mode == MODE_INVALID {
return
}
if mw.mode == MODE_PLAY {
return
}
if mw.mode == MODE_COMPOSE {
mw.uiFrameCnt.SetEnabled(true)
mw.uiComposeAction.SetEnabled(true)
}
}
func (mw *MainWindow) getPoseInfo() (int, int) {
totalFrame := len(imgList)
poseCnt := mw.getPoseCnt()
if poseCnt >= totalFrame {
return 1, totalFrame
}
if totalFrame%poseCnt != 0 {
return 1, totalFrame
}
return poseCnt, totalFrame / poseCnt
}
func (mw *MainWindow) composeImg(fullname string) {
poseCnt, frame := mw.getPoseInfo()
if frame == 0 {
return
}
sw := boundary.Dx()
sh := boundary.Dy() + yBoundAdd
//var rgba bool
_newBound := image.Rect(0, 0, sw*frame, sh*poseCnt)
// No need to check the source image type.
var result draw.Image
firstImg := imgList[0].img
switch firstImg.(type) {
case *image.RGBA:
result = image.NewRGBA(_newBound)
case *image.RGBA64:
result = image.NewRGBA64(_newBound)
case *image.NRGBA:
result = image.NewNRGBA(_newBound)
case *image.NRGBA64:
result = image.NewNRGBA64(_newBound)
default:
fmt.Println("image type: ", reflect.TypeOf(firstImg))
println("Unsupported image type")
return
}
// Compress to RGBA32, Stride
// result := image.NewRGBA(_newBound)
// result.Stride = result.Bounds().Dx()
singleBound := image.Rect(0, 0, sw, sh)
for i, _img := range imgList {
_subImg := _img.img.SubImage(boundary)
col := i % frame
row := i / frame
drawBound := singleBound.Add(image.Point{sw * col, sh * row})
draw.Draw(result, drawBound, _subImg, _subImg.Bounds().Min, draw.Src)
}
// Modify stride
// fmt.Println("Stride ", result.Stride)
f, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE, os.ModePerm)
if err != nil {
panic(err)
return
}
defer f.Close()
f.Truncate(0)
// buf := bufio.NewWriterSize(f, 1024 * 1000)
buf := bufio.NewWriter(f)
png.Encode(buf, result)
}
func setIcon(ui *walk.Action, fname string) {
fpath := "./img/" + fname
_, err := os.Stat(fpath)
if err != nil {
fmt.Println(err)
return
}
img, _ := walk.NewBitmapFromFile(fpath)
ui.SetImage(img)
}
func (mw *MainWindow) initMenu() {
fileMenu, _ := walk.NewMenu()
fileMenuAction, _ := mw.Menu().Actions().AddMenu(fileMenu)
fileMenuAction.SetText("&File")
imageList, _ := walk.NewImageList(walk.Size{TB_H, TB_H}, 0)
mw.ToolBar().SetImageList(imageList)
openAction := walk.NewAction()
setIcon(openAction, "open.png")
openAction.SetText("&Open")
openAction.Triggered().Attach(func() { go mw.openImage(MODE_COMPOSE) })
fileMenu.Actions().Add(openAction)
mw.ToolBar().Actions().Add(openAction)
///
// Load
loadAction := walk.NewAction()
setIcon(loadAction, "load.png")
loadAction.SetText("&Load")
loadAction.Triggered().Attach(func() { mw.openImage(MODE_PLAY) })
fileMenu.Actions().Add(loadAction)
mw.ToolBar().Actions().Add(loadAction)
helpMenu, _ := walk.NewMenu()
helpMenuAction, _ := mw.Menu().Actions().AddMenu(helpMenu)
helpMenuAction.SetText("&Help")
aboutAction := walk.NewAction()
helpMenu.Actions().Add(aboutAction)
aboutAction.SetText("&About")
aboutAction.Triggered().Attach(func() {
walk.MsgBox(mw, "About", "Image composer V0.1\nAuthor:heml",
walk.MsgBoxOK|walk.MsgBoxIconInformation)
})
// Image operations
// Save
mw.uiComposeAction = walk.NewAction()
setIcon(mw.uiComposeAction, "save.png")
mw.uiComposeAction.SetText("&Save")
mw.uiComposeAction.Triggered().Attach(func() { mw.saveImage() })
fileMenu.Actions().Add(mw.uiComposeAction)
mw.ToolBar().Actions().Add(mw.uiComposeAction)
// Exit
exitAction := walk.NewAction()
exitAction.SetText("E&xit")
exitAction.Triggered().Attach(func() { walk.App().Exit(0) })
fileMenu.Actions().Add(exitAction)
}
func (mw *MainWindow) initCanvas() {
for i := 0; i < POSE_CNT_MAX; i++ {
iv, _ := selfWidget.NewMyImageView(mw)
mw.imageView[i] = iv
}
}
func (mw *MainWindow) initOtherBars() {
sp, _ := walk.NewSplitter(mw)
sp.SetSize(walk.Size{400, 20})
lab, _ := walk.NewLabel(sp)
lab.SetSize(walk.Size{16, 30})
// lab.SetText("Pose")
// others
mw.uiFrameCnt, _ = walk.NewNumberEdit(sp)
//mw.uiFrameCnt.SetSize(walk.Size{42, TB_H})
mw.uiFrameCnt.SetRange(1, 100)
mw.uiFrameCnt.SetDecimals(0)
mw.uiFrameCnt.SetValue(8)
mw.uiFrameCnt.SetEnabled(false)
mw.uiFrameCnt.SetToolTipText(ttPlayPose)
mw.uiPoseCnt, _ = walk.NewNumberEdit(sp)
//mw.uiPoseCnt.SetSize(walk.Size{42, TB_H})
mw.uiPoseCnt.SetRange(1, 100)
mw.uiPoseCnt.SetValue(1)
mw.uiPoseCnt.SetDecimals(0)
mw.uiPoseCnt.SetToolTipText(ttPosCnt)
mw.uiAddBoundY, _ = walk.NewNumberEdit(sp)
mw.uiAddBoundY.SetRange(1, 1000)
mw.uiAddBoundY.SetValue(0)
mw.uiAddBoundY.SetDecimals(0)
mw.uiAddBoundY.ValueChanged().Attach(func() {
yBoundAdd = int(mw.uiAddBoundY.Value())
if yBoundAdd < -imageH {
yBoundAdd = -imageH
}
if yBoundAdd > (imageH - boundary.Max.Y) {
yBoundAdd = imageH - boundary.Max.Y
}
mw.uiAddBoundY.SetValue(float64(yBoundAdd))
mw.setImageSize()
})
mw.uiConvirm, _ = walk.NewPushButton(sp)
mw.uiConvirm.SetText("OK")
mw.uiConvirm.Clicked().Attach(func() {
// Get some fresh data.
// mw.onUiSetFrameCnt()
})
walk.InitWidget(sp, mw, FREEZEIZE_CLASS,
winapi.CCS_NORESIZE,
winapi.WS_EX_TOOLWINDOW|winapi.WS_EX_WINDOWEDGE)
}
func newMainWindow() {
walk.SetPanicOnError(true)
mainWnd, _ := walk.NewMainWindow()
mw := &MainWindow{MainWindow: mainWnd}
mw.viewGrid = walk.NewGridLayout()
mw.SetLayout(mw.viewGrid)
mw.viewGrid.SetRowStretchFactor(GRID_CNT, 2)
mw.viewGrid.SetColumnStretchFactor(GRID_CNT, 2)
mw.viewGrid.SetMargins(walk.Margins{6, 28, 2, 6})
mw.SetTitle("Image composer")
mw.initMenu()
mw.initOtherBars()
mw.initCanvas()
mw.SetMinMaxSize(walk.Size{800, 600}, walk.Size{})
mw.SetSize(walk.Size{800, 600})
mw.refreshToolBar(MODE_INVALID)
mw.Show()
mw.Run()
}
func init() {
walk.MustRegisterWindowClass(FREEZEIZE_CLASS)
runtime.GOMAXPROCS(2)
screenW = int(winapi.GetSystemMetrics(winapi.SM_CXSCREEN))
screenH = int(winapi.GetSystemMetrics(winapi.SM_CYSCREEN))
}
func main() {
newMainWindow()
}
func main() {
walk.Initialize(walk.InitParams{})
defer walk.Shutdown()
mw := new(MyMainWindow)
openImage, err := walk.NewBitmapFromFile("../img/open.png")
if err != nil {
log.Fatal(err)
}
var openAction *walk.Action
var recentMenu *walk.Menu
menuActions, err := CreateActions(
Menu{
Text: "&File",
Items: []MenuItem{
Action{
AssignTo: &openAction,
Text: "&Open",
Image: openImage,
OnTriggered: func() { mw.openAction_Triggered() },
},
Menu{
AssignTo: &recentMenu,
Text: "Recent",
},
Action{},
Action{
Text: "E&xit",
OnTriggered: func() { walk.App().Exit(0) },
},
},
})
if err != nil {
log.Fatal(err)
}
openRecent1Action := walk.NewAction()
openRecent1Action.SetText("Blah")
recentMenu.Actions().Add(openRecent1Action)
openRecent2Action := walk.NewAction()
openRecent2Action.SetText("Yadda")
recentMenu.Actions().Add(openRecent2Action)
openRecent3Action := walk.NewAction()
openRecent3Action.SetText("Oink")
recentMenu.Actions().Add(openRecent3Action)
toolBarActions, err := CreateActions(
ActionRef{openAction},
Action{Text: "Show Dialog", OnTriggered: func() { mw.showDialogAction_Triggered() }})
if err != nil {
log.Fatal(err)
}
if err := (MainWindow{
AssignTo: &mw.MainWindow,
Title: "FTPS cycle finder",
MenuActions: menuActions,
ToolBarActions: toolBarActions,
MinSize: Size{600, 400},
Size: Size{800, 600},
Layout: HBox{Margins: Margins{6, 6, 6, 6}},
Children: []Widget{
ToolBar{Orientation: Vertical, Actions: toolBarActions},
Composite{
Layout: VBox{MarginsZero: true},
Children: []Widget{
Composite{
Layout: HBox{MarginsZero: true},
Children: []Widget{
Label{Text: "File"},
LineEdit{ContextMenuActions: []*walk.Action{openAction}},
ToolButton{Text: "..."},
},
},
Composite{
Layout: HBox{MarginsZero: true},
Children: []Widget{
PushButton{Text: "Check"},
PushButton{Text: "Check and Fix"},
PushButton{Text: "Clear"},
HSpacer{},
Label{Text: "Parameter"},
LineEdit{MaxLength: 10},
},
},
Composite{
Layout: HBox{MarginsZero: true},
Children: []Widget{
LineEdit{Text: "Ready.", ReadOnly: true},
ProgressBar{StretchFactor: 10},
},
},
TextEdit{ReadOnly: true},
},
},
},
}.Create(nil)); err != nil {
log.Fatal(err)
}
mw.Show()
mw.Run()
}