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Updated ScrollPanelWidget to handle Scrollbar alignment

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This commit is contained in:
teinarss
2019-04-16 20:21:00 +02:00
committed by Paul Chote
parent c480b2b599
commit b25d0694b8
1 changed files with 60 additions and 24 deletions
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84
OpenRA.Mods.Common/Widgets/ScrollPanelWidget.cs
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@@ -29,6 +29,13 @@ namespace OpenRA.Mods.Common.Widgets
Top
}
public enum ScrollBar
{
Left,
Right,
Hidden
}
public class ScrollPanelWidget : Widget
{
readonly Ruleset modRules;
@@ -39,11 +46,13 @@ namespace OpenRA.Mods.Common.Widgets
public int ButtonDepth = ChromeMetrics.Get<int>("ButtonDepth");
public string ClickSound = ChromeMetrics.Get<string>("ClickSound");
public string Background = "scrollpanel-bg";
public string ScrollBarBackground = "scrollpanel-bg";
public string Button = "scrollpanel-button";
public int ContentHeight;
public ILayout Layout;
public int MinimumThumbSize = 10;
public ScrollPanelAlign Align = ScrollPanelAlign.Top;
public ScrollBar ScrollBar = ScrollBar.Right;
public bool CollapseHiddenChildren;
// Fraction of the remaining scroll-delta to move in 40ms
@@ -145,34 +154,55 @@ namespace OpenRA.Mods.Common.Widgets
if (thumbHeight == scrollbarHeight)
thumbHeight = 0;
backgroundRect = new Rectangle(rb.X, rb.Y, rb.Width - ScrollbarWidth + 1, rb.Height);
upButtonRect = new Rectangle(rb.Right - ScrollbarWidth, rb.Y, ScrollbarWidth, ScrollbarWidth);
downButtonRect = new Rectangle(rb.Right - ScrollbarWidth, rb.Bottom - ScrollbarWidth, ScrollbarWidth, ScrollbarWidth);
scrollbarRect = new Rectangle(rb.Right - ScrollbarWidth, rb.Y + ScrollbarWidth - 1, ScrollbarWidth, scrollbarHeight + 2);
thumbRect = new Rectangle(rb.Right - ScrollbarWidth, thumbOrigin, ScrollbarWidth, thumbHeight);
switch (ScrollBar)
{
case ScrollBar.Left:
backgroundRect = new Rectangle(rb.X + ScrollbarWidth, rb.Y, rb.Width + 1, rb.Height);
upButtonRect = new Rectangle(rb.X, rb.Y, ScrollbarWidth, ScrollbarWidth);
downButtonRect = new Rectangle(rb.X, rb.Bottom - ScrollbarWidth, ScrollbarWidth, ScrollbarWidth);
scrollbarRect = new Rectangle(rb.X, rb.Y + ScrollbarWidth - 1, ScrollbarWidth, scrollbarHeight + 2);
thumbRect = new Rectangle(rb.X, thumbOrigin, ScrollbarWidth, thumbHeight);
break;
case ScrollBar.Right:
backgroundRect = new Rectangle(rb.X, rb.Y, rb.Width - ScrollbarWidth + 1, rb.Height);
upButtonRect = new Rectangle(rb.Right - ScrollbarWidth, rb.Y, ScrollbarWidth, ScrollbarWidth);
downButtonRect = new Rectangle(rb.Right - ScrollbarWidth, rb.Bottom - ScrollbarWidth, ScrollbarWidth, ScrollbarWidth);
scrollbarRect = new Rectangle(rb.Right - ScrollbarWidth, rb.Y + ScrollbarWidth - 1, ScrollbarWidth, scrollbarHeight + 2);
thumbRect = new Rectangle(rb.Right - ScrollbarWidth, thumbOrigin, ScrollbarWidth, thumbHeight);
break;
case ScrollBar.Hidden:
backgroundRect = new Rectangle(rb.X, rb.Y, rb.Width + 1, rb.Height);
break;
default:
throw new ArgumentOutOfRangeException();
}
var upHover = Ui.MouseOverWidget == this && upButtonRect.Contains(Viewport.LastMousePos);
upDisabled = thumbHeight == 0 || currentListOffset >= 0;
var downHover = Ui.MouseOverWidget == this && downButtonRect.Contains(Viewport.LastMousePos);
downDisabled = thumbHeight == 0 || currentListOffset <= Bounds.Height - ContentHeight;
var thumbHover = Ui.MouseOverWidget == this && thumbRect.Contains(Viewport.LastMousePos);
WidgetUtils.DrawPanel(Background, backgroundRect);
WidgetUtils.DrawPanel(Background, scrollbarRect);
ButtonWidget.DrawBackground(Button, upButtonRect, upDisabled, upPressed, upHover, false);
ButtonWidget.DrawBackground(Button, downButtonRect, downDisabled, downPressed, downHover, false);
if (thumbHeight > 0)
ButtonWidget.DrawBackground(Button, thumbRect, false, HasMouseFocus && thumbHover, thumbHover, false);
if (ScrollBar != ScrollBar.Hidden)
{
var upHover = Ui.MouseOverWidget == this && upButtonRect.Contains(Viewport.LastMousePos);
upDisabled = thumbHeight == 0 || currentListOffset >= 0;
var upOffset = !upPressed || upDisabled ? 4 : 4 + ButtonDepth;
var downOffset = !downPressed || downDisabled ? 4 : 4 + ButtonDepth;
var downHover = Ui.MouseOverWidget == this && downButtonRect.Contains(Viewport.LastMousePos);
downDisabled = thumbHeight == 0 || currentListOffset <= Bounds.Height - ContentHeight;
WidgetUtils.DrawRGBA(ChromeProvider.GetImage("scrollbar", upPressed || upDisabled ? "up_pressed" : "up_arrow"),
new float2(upButtonRect.Left + upOffset, upButtonRect.Top + upOffset));
WidgetUtils.DrawRGBA(ChromeProvider.GetImage("scrollbar", downPressed || downDisabled ? "down_pressed" : "down_arrow"),
new float2(downButtonRect.Left + downOffset, downButtonRect.Top + downOffset));
var thumbHover = Ui.MouseOverWidget == this && thumbRect.Contains(Viewport.LastMousePos);
WidgetUtils.DrawPanel(ScrollBarBackground, scrollbarRect);
ButtonWidget.DrawBackground(Button, upButtonRect, upDisabled, upPressed, upHover, false);
ButtonWidget.DrawBackground(Button, downButtonRect, downDisabled, downPressed, downHover, false);
if (thumbHeight > 0)
ButtonWidget.DrawBackground(Button, thumbRect, false, HasMouseFocus && thumbHover, thumbHover, false);
var upOffset = !upPressed || upDisabled ? 4 : 4 + ButtonDepth;
var downOffset = !downPressed || downDisabled ? 4 : 4 + ButtonDepth;
WidgetUtils.DrawRGBA(ChromeProvider.GetImage("scrollbar", upPressed || upDisabled ? "up_pressed" : "up_arrow"),
new float2(upButtonRect.Left + upOffset, upButtonRect.Top + upOffset));
WidgetUtils.DrawRGBA(ChromeProvider.GetImage("scrollbar", downPressed || downDisabled ? "down_pressed" : "down_arrow"),
new float2(downButtonRect.Left + downOffset, downButtonRect.Top + downOffset));
}
var drawBounds = backgroundRect.InflateBy(-BorderWidth, -BorderWidth, -BorderWidth, -BorderWidth);
Game.Renderer.EnableScissor(drawBounds);
@@ -189,7 +219,13 @@ namespace OpenRA.Mods.Common.Widgets
Game.Renderer.DisableScissor();
}
public override int2 ChildOrigin { get { return RenderOrigin + new int2(0, (int)currentListOffset); } }
public override int2 ChildOrigin
{
get
{
return RenderOrigin + new int2(ScrollBar == ScrollBar.Left ? ScrollbarWidth : 0, (int)currentListOffset);
}
}
public override Rectangle GetEventBounds()
{