private void renderText(dfRenderData buffer)
{
if (selectedIndex < 0 || selectedIndex >= items.Length)
{
return;
}
var selectedItem = items[selectedIndex];
var p2u = PixelsToUnits();
var maxSize = new Vector2(size.x - textFieldPadding.horizontal, this.size.y - textFieldPadding.vertical);
var pivotOffset = pivot.TransformToUpperLeft(Size);
var origin = new Vector3(
pivotOffset.x + textFieldPadding.left,
pivotOffset.y - textFieldPadding.top,
0
) * p2u;
var renderColor = IsEnabled ? TextColor : DisabledTextColor;
using (var textRenderer = font.ObtainRenderer())
{
textRenderer.WordWrap = false;
textRenderer.MaxSize = maxSize;
textRenderer.PixelRatio = p2u;
textRenderer.TextScale = TextScale;
textRenderer.VectorOffset = origin;
textRenderer.MultiLine = false;
textRenderer.TextAlign = TextAlignment.Left;
textRenderer.ProcessMarkup = true;
textRenderer.DefaultColor = renderColor;
textRenderer.OverrideMarkupColors = false;
textRenderer.Opacity = this.CalculateOpacity();
textRenderer.Shadow = this.Shadow;
textRenderer.ShadowColor = this.ShadowColor;
textRenderer.ShadowOffset = this.ShadowOffset;
var dynamicFontRenderer = textRenderer as dfDynamicFont.DynamicFontRenderer;
if (dynamicFontRenderer != null)
{
dynamicFontRenderer.SpriteAtlas = this.Atlas;
dynamicFontRenderer.SpriteBuffer = buffer;
}
textRenderer.Render(selectedItem, buffer);
}
}
private void renderItems(dfRenderData buffer)
{
if (font == null || items == null || items.Length == 0)
{
return;
}
var p2u = PixelsToUnits();
var maxSize = new Vector2(this.size.x - itemPadding.horizontal - listPadding.horizontal, itemHeight - itemPadding.vertical);
var pivotOffset = pivot.TransformToUpperLeft(Size);
var origin = new Vector3(
pivotOffset.x + itemPadding.left + listPadding.left,
pivotOffset.y - itemPadding.top - listPadding.top,
0
) * p2u;
origin.y += scrollPosition * p2u;
var renderColor = IsEnabled ? ItemTextColor : DisabledColor;
// TODO: Figure out why the text renderer cannot be re-used for each list item
var top = pivotOffset.y * p2u;
var bottom = top - size.y * p2u;
for (int i = 0; i < items.Length; i++)
{
using (var textRenderer = font.ObtainRenderer())
{
textRenderer.WordWrap = false;
textRenderer.MaxSize = maxSize;
textRenderer.PixelRatio = p2u;
textRenderer.TextScale = ItemTextScale * getTextScaleMultiplier();
textRenderer.VectorOffset = origin;
textRenderer.MultiLine = false;
textRenderer.TextAlign = this.ItemAlignment;
textRenderer.ProcessMarkup = true;
textRenderer.DefaultColor = renderColor;
textRenderer.OverrideMarkupColors = false;
textRenderer.Opacity = this.CalculateOpacity();
textRenderer.Shadow = this.Shadow;
textRenderer.ShadowColor = this.ShadowColor;
textRenderer.ShadowOffset = this.ShadowOffset;
var dynamicFontRenderer = textRenderer as dfDynamicFont.DynamicFontRenderer;
if (dynamicFontRenderer != null)
{
dynamicFontRenderer.SpriteAtlas = this.Atlas;
dynamicFontRenderer.SpriteBuffer = renderData;
}
if (origin.y - itemHeight * p2u <= top)
{
textRenderer.Render(items[i], buffer);
}
origin.y -= itemHeight * p2u;
textRenderer.VectorOffset = origin;
if (origin.y < bottom)
{
break;
}
}
}
}
