Drag and drop models

Raed Atoui · Raed Atoui · commit d83b49ba5004 · 2017-03-11T18:49:35.000-05:00
diff --git a/sections/base.go b/sections/base.go
@@ -30,6 +30,7 @@ type Slide interface {
 	HandleKeyboard(k glfw.Key, s int, a glfw.Action, m glfw.ModifierKey, keys map[glfw.Key]bool)
 	HandleMousePosition(xpos, ypos float64)
 	HandleScroll(xoff, yoff float64)
+	HandleFiles(names []string)
 	DrawText() bool
 }
 
@@ -86,6 +87,10 @@ func (s *BaseSlide) HandleScroll(xoff, yoff float64) {
 
 }
 
+func (s *BaseSlide) HandleFiles(names []string) {
+
+}
+
 type BaseSketch struct {
 	BaseSlide
 }
diff --git a/sections/modelloading/1.model_loading.go b/sections/modelloading/1.model_loading.go
@@ -6,6 +6,8 @@ import (
 	"github.com/go-gl/mathgl/mgl32"
 	"github.com/raedatoui/glutils"
 	"github.com/raedatoui/learn-opengl-golang/sections"
+	"path"
+	"fmt"
 )
 
 type ModelLoading struct {
@@ -103,6 +105,15 @@ func (ml *ModelLoading) HandleScroll(xoff, yoff float64) {
 	ml.camera.ProcessMouseScroll(yoff)
 }
 
+func (ml *ModelLoading) HandleFiles(names []string) {
+	f := path.Base(names[0])
+	dir := path.Dir(names[0]) + "/"
+	fmt.Println(f, dir)
+	ml.model.Dispose()
+	ml.model, _ = glutils.NewModel(dir, f, false)
+	//gl.PolygonMode(gl.FRONT_AND_BACK, gl.LINE)
+}
+
 func (ml *ModelLoading) Close() {
 	ml.model.Dispose()
 	gl.UseProgram(0)
diff --git a/tutorial.go b/tutorial.go
@@ -130,6 +130,12 @@ func resizeCallback(w *glfw.Window, width int, height int) {
 	gl.Viewport(0, 0, int32(width), int32(height))
 }
 
+func fileDropCallback(w *glfw.Window, names []string) {
+	if currentSlide != nil {
+		currentSlide.HandleFiles(names)
+	}
+}
+
 func setup() (*glfw.Window, error) {
 	glfw.WindowHint(glfw.Resizable, glfw.True)
 	glfw.WindowHint(glfw.ContextVersionMajor, 4)
@@ -156,6 +162,8 @@ func setup() (*glfw.Window, error) {
 	window.SetCursorPosCallback(mouseCallback)
 	window.SetScrollCallback(scrollCallback)
 
+	// File Drag n Drop
+	window.SetDropCallback(fileDropCallback)
 	version := gl.GoStr(gl.GetString(gl.VERSION))
 	glsl := gl.GoStr(gl.GetString(gl.SHADING_LANGUAGE_VERSION))
 	fmt.Println("OpenGL version", version, glsl)

Original file line number	Diff line number	Diff line change
`@@ -30,6 +30,7 @@ type Slide interface {`
`30`	`30`	`HandleKeyboard(k glfw.Key, s int, a glfw.Action, m glfw.ModifierKey, keys map[glfw.Key]bool)`
`31`	`31`	`HandleMousePosition(xpos, ypos float64)`
`32`	`32`	`HandleScroll(xoff, yoff float64)`
	`33`	`+ HandleFiles(names []string)`
`33`	`34`	`DrawText() bool`
`34`	`35`	`}`
`35`	`36`
`@@ -86,6 +87,10 @@ func (s *BaseSlide) HandleScroll(xoff, yoff float64) {`
`86`	`87`
`87`	`88`	`}`
`88`	`89`
	`90`	`+func (s *BaseSlide) HandleFiles(names []string) {`
	`91`	`+`
	`92`	`+}`
	`93`	`+`
`89`	`94`	`type BaseSketch struct {`
`90`	`95`	`BaseSlide`
`91`	`96`	`}`