mirror of
https://github.com/OpenDiablo2/OpenDiablo2
synced 2024-06-27 17:45:24 +00:00
139 lines
3.3 KiB
Go
139 lines
3.3 KiB
Go
package d2ui
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import (
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2resource"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2asset"
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)
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// Checkbox represents a checkbox UI element
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type Checkbox struct {
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Image d2interface.Surface
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checkedImage d2interface.Surface
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x int
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y int
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width int
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height int
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onClick func()
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checkState bool
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visible bool
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enabled bool
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}
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// CreateCheckbox creates a new instance of a checkbox
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func CreateCheckbox(renderer d2interface.Renderer, checkState bool) Checkbox {
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result := Checkbox{
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checkState: checkState,
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visible: true,
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width: 0,
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height: 0,
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enabled: true,
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}
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animation, _ := d2asset.LoadAnimation(d2resource.Checkbox, d2resource.PaletteFechar)
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checkboxSprite, _ := LoadSprite(animation)
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result.width, result.height, _ = checkboxSprite.GetFrameSize(0)
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checkboxSprite.SetPosition(0, 0)
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result.Image, _ = renderer.NewSurface(result.width, result.height, d2enum.FilterNearest)
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_ = checkboxSprite.RenderSegmented(result.Image, 1, 1, 0)
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result.checkedImage, _ = renderer.NewSurface(result.width, result.height, d2enum.FilterNearest)
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_ = checkboxSprite.RenderSegmented(result.checkedImage, 1, 1, 1)
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return result
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}
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// Render renders the checkbox
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func (v *Checkbox) Render(target d2interface.Surface) error {
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target.PushTranslation(v.x, v.y)
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target.PushFilter(d2enum.FilterNearest)
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defer target.PopN(2)
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if v.checkState {
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_ = target.Render(v.checkedImage)
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} else {
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_ = target.Render(v.Image)
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}
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return nil
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}
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// Advance does nothing for checkboxes
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func (v *Checkbox) Advance(elapsed float64) {
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}
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// GetEnabled returns the enabled state of the checkbox
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func (v *Checkbox) GetEnabled() bool {
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return v.enabled
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}
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// SetEnabled sets the enabled state of the checkbox
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func (v *Checkbox) SetEnabled(enabled bool) {
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v.enabled = enabled
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}
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// SetPressed does nothing for checkboxes
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func (v *Checkbox) SetPressed(_ bool) {
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}
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// SetCheckState sets the check state of the checkbox
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func (v *Checkbox) SetCheckState(checkState bool) {
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v.checkState = checkState
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}
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// GetCheckState returns the check state of the checkbox
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func (v *Checkbox) GetCheckState() bool {
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return v.checkState
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}
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// GetPressed returns the pressed state of the checkbox
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func (v *Checkbox) GetPressed() bool {
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return v.checkState
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}
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// OnACtivated sets the callback function of the click event for the checkbox
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func (v *Checkbox) OnActivated(callback func()) {
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v.onClick = callback
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}
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// Activate activates the checkbox
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func (v *Checkbox) Activate() {
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v.checkState = !v.checkState
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if v.onClick == nil {
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return
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}
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v.onClick()
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}
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// GetPosition returns the position of the checkbox
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func (v *Checkbox) GetPosition() (int, int) {
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return v.x, v.y
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}
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// GetSize returns the size of the checkbox
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func (v *Checkbox) GetSize() (int, int) {
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return v.width, v.height
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}
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// GetVisible returns the visibility state of the checkbox
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func (v *Checkbox) GetVisible() bool {
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return v.visible
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}
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// SetPosition sets the position of the checkbox
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func (v *Checkbox) SetPosition(x int, y int) {
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v.x = x
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v.y = y
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}
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// SetVisible sets the visibility of the checkbox
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func (v *Checkbox) SetVisible(visible bool) {
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v.visible = visible
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}
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