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Break raygui.go into separate files

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- per-control .go file,
- separate file for style/property stuff,
- added NumProperties enum to the list of properties for constraint checking,
- should be no code changes
This commit is contained in:
Oliver 'kfsone' Smith 2021-02-24 12:16:03 -08:00
parent f0e483d8d0
commit 8e6dcc45e1
13 changed files with 1145 additions and 1079 deletions
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76
raygui/slider.go Normal file
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@ -0,0 +1,76 @@
package raygui
import "github.com/gen2brain/raylib-go/raylib"
// Slider - Slider element, returns selected value
func Slider(bounds rl.Rectangle, value, minValue, maxValue float32) float32 {
b := bounds.ToInt32()
sliderPos := float32(0)
state := Normal
buttonTravelDistance := float32(0)
mousePoint := rl.GetMousePosition()
// Update control
if value < minValue {
value = minValue
} else if value >= maxValue {
value = maxValue
}
sliderPos = (value - minValue) / (maxValue - minValue)
sliderButton := rl.RectangleInt32{}
sliderButton.Width = (b.Width-(2*int32(style[SliderButtonBorderWidth])))/10 - 8
sliderButton.Height = b.Height - (2 * int32(style[SliderBorderWidth]+2*style[SliderButtonBorderWidth]))
sliderButtonMinPos := b.X + int32(style[SliderBorderWidth]) + int32(style[SliderButtonBorderWidth])
sliderButtonMaxPos := b.X + b.Width - (int32(style[SliderBorderWidth]) + int32(style[SliderButtonBorderWidth]) + sliderButton.Width)
buttonTravelDistance = float32(sliderButtonMaxPos - sliderButtonMinPos)
sliderButton.X = b.X + int32(style[SliderBorderWidth]) + int32(style[SliderButtonBorderWidth]) + int32(sliderPos*buttonTravelDistance)
sliderButton.Y = b.Y + int32(style[SliderBorderWidth]) + int32(style[SliderButtonBorderWidth])
if rl.CheckCollisionPointRec(mousePoint, bounds) {
state = Focused
if rl.IsMouseButtonDown(rl.MouseLeftButton) {
state = Pressed
}
if state == Pressed && rl.IsMouseButtonDown(rl.MouseLeftButton) {
sliderButton.X = int32(mousePoint.X) - sliderButton.Width/2
if sliderButton.X <= sliderButtonMinPos {
sliderButton.X = sliderButtonMinPos
} else if sliderButton.X >= sliderButtonMaxPos {
sliderButton.X = sliderButtonMaxPos
}
sliderPos = float32(sliderButton.X-sliderButtonMinPos) / buttonTravelDistance
}
} else {
state = Normal
}
// Draw control
rl.DrawRectangle(b.X, b.Y, b.Width, b.Height, rl.GetColor(int32(style[SliderBorderColor])))
rl.DrawRectangle(b.X+int32(style[SliderBorderWidth]), b.Y+int32(style[SliderBorderWidth]), b.Width-(2*int32(style[SliderBorderWidth])), b.Height-(2*int32(style[SliderBorderWidth])), rl.GetColor(int32(style[SliderInsideColor])))
switch state {
case Normal:
rl.DrawRectangle(sliderButton.X, sliderButton.Y, sliderButton.Width, sliderButton.Height, rl.GetColor(int32(style[SliderDefaultColor])))
break
case Focused:
rl.DrawRectangle(sliderButton.X, sliderButton.Y, sliderButton.Width, sliderButton.Height, rl.GetColor(int32(style[SliderHoverColor])))
break
case Pressed:
rl.DrawRectangle(sliderButton.X, sliderButton.Y, sliderButton.Width, sliderButton.Height, rl.GetColor(int32(style[SliderActiveColor])))
break
default:
break
}
return minValue + (maxValue-minValue)*sliderPos
}