// borderWidths The width of the borders(left, top, right and bottom). If Vector4.zero, the full texture is drawn.
// borderRadiuses The radiuses for rounded corners (top-left, top-right, bottom-right and bottom-left). If Vector4.zero, corners will not be rounded.
public StyleBorder(StyleBlock block)
{
if (block.HasValue(StyleCatalogKeyword.border))
{
var defaultColor = block.GetColor(StyleCatalogKeyword.borderColor);
var borderWidth = block.GetFloat(StyleCatalogKeyword.borderWidth);
widths = new Vector4(
block.GetFloat(StyleCatalogKeyword.borderLeftWidth, borderWidth),
block.GetFloat(StyleCatalogKeyword.borderTopWidth, borderWidth),
block.GetFloat(StyleCatalogKeyword.borderRightWidth, borderWidth),
block.GetFloat(StyleCatalogKeyword.borderBottomWidth, borderWidth));
borderLeftColor = block.GetColor(StyleCatalogKeyword.borderLeftColor, defaultColor);
borderTopColor = block.GetColor(StyleCatalogKeyword.borderTopColor, defaultColor);
borderRightColor = block.GetColor(StyleCatalogKeyword.borderRightColor, defaultColor);
borderBottomColor = block.GetColor(StyleCatalogKeyword.borderBottomColor, defaultColor);
}
else
{
widths = Vector4.zero;
borderLeftColor = borderTopColor = borderRightColor = borderBottomColor = Color.cyan;
}
var defaultRadius = block.GetFloat(StyleCatalogKeyword.borderRadius);
radius = new Vector4(
block.GetFloat(k_BorderTopLeftRadiusKey, defaultRadius),
block.GetFloat(k_BorderTopRightRadiusKey, defaultRadius),
block.GetFloat(k_BorderBottomRightRadiusKey, defaultRadius),
block.GetFloat(k_BorderBottomLeftRadiusKey, defaultRadius));
}
internal static T ParseEnum <T>(StyleBlock block, int key, T defaultValue)
{
try
{
if (block.HasValue(key, StyleValue.Type.Text))
{
return((T)Enum.Parse(typeof(T), block.GetText(key), true));
}
return(defaultValue);
}
catch
{
return(defaultValue);
}
}
// borderWidths The width of the borders(left, top, right and bottom). If Vector4.zero, the full texture is drawn.
// borderRadiuses The radiuses for rounded corners (top-left, top-right, bottom-right and bottom-left). If Vector4.zero, corners will not be rounded.
public StyleBorder(StyleBlock block)
{
if (block.HasValue(StyleCatalogKeyword.border))
{
var defaultColor = block.GetColor(StyleCatalogKeyword.borderColor);
var borderWidths = block.GetRect(StyleCatalogKeyword.borderWidth);
widths = new Vector4(borderWidths.left, borderWidths.top, borderWidths.right, borderWidths.bottom);
borderLeftColor = block.GetColor(StyleCatalogKeyword.borderLeftColor, defaultColor);
borderTopColor = block.GetColor(StyleCatalogKeyword.borderTopColor, defaultColor);
borderRightColor = block.GetColor(StyleCatalogKeyword.borderRightColor, defaultColor);
borderBottomColor = block.GetColor(StyleCatalogKeyword.borderBottomColor, defaultColor);
}
else
{
widths = Vector4.zero;
borderLeftColor = borderTopColor = borderRightColor = borderBottomColor = Color.cyan;
}
var borderRadius = block.GetRect(StyleCatalogKeyword.borderRadius);
radius = new Vector4(borderRadius.left, borderRadius.top, borderRadius.right, borderRadius.bottom);
}
internal static void DrawBlock(GUIStyle basis, StyleBlock block, Rect drawRect, GUIContent content, DrawStates states)
{
var userRect = drawRect;
StyleRect offset = block.GetRect(StyleCatalogKeyword.position);
drawRect.xMin += offset.left;
drawRect.yMin += offset.top;
drawRect.yMax += offset.bottom;
drawRect.xMax += offset.right;
// Adjust width and height if enforced by style block
drawRect.width = basis.fixedWidth == 0f ? drawRect.width : basis.fixedWidth;
drawRect.height = basis.fixedHeight == 0f ? drawRect.height : basis.fixedHeight;
Color colorTint = GUI.color;
if (!GUI.enabled)
{
colorTint.a *= block.GetFloat(StyleCatalogKeyword.opacity, 0.5f);
}
var border = new StyleBorder(block);
var bgColorTint = GUI.backgroundColor * colorTint;
if (!block.Execute(StyleCatalogKeyword.background, DrawGradient, new GradientParams(drawRect, border.radius, bgColorTint)))
{
// Draw background color
var backgroundColor = block.GetColor(StyleCatalogKeyword.backgroundColor);
if (backgroundColor.a > 0f)
{
var smoothCorners = !border.all;
GUI.DrawTexture(drawRect, EditorGUIUtility.whiteTexture, ScaleMode.StretchToFill, false, 0f, backgroundColor * bgColorTint, Vector4.zero, border.radius, smoothCorners);
}
}
// Draw background image
if (block.HasValue(StyleCatalogKeyword.backgroundImage))
{
DrawBackgroundImage(block, drawRect, bgColorTint);
}
if (content != null)
{
var guiContentColor = GUI.contentColor;
// Compute content rect
Rect contentRect = drawRect;
if (block.GetKeyword(StyleCatalogKeyword.padding) == StyleValue.Keyword.Auto)
{
GetContentCenteredRect(basis, content, ref contentRect);
}
// Draw content (text & image)
bool hasImage = content.image != null;
float opacity = hasImage ? block.GetFloat(StyleCatalogKeyword.opacity, 1f) : 1f;
float contentImageOffsetX = hasImage ? block.GetFloat(StyleCatalogKeyword.contentImageOffsetX) : 0;
float contentImageOffsetY = hasImage ? block.GetFloat(StyleCatalogKeyword.contentImageOffsetY) : 0;
basis.Internal_DrawContent(contentRect, content, states.isHover, states.isActive, states.on, states.hasKeyboardFocus,
states.hasTextInput, states.drawSelectionAsComposition, states.cursorFirst, states.cursorLast,
states.cursorColor, states.selectionColor, guiContentColor * opacity,
0, 0, contentImageOffsetY, contentImageOffsetX, false, false);
// Handle tooltip and hovering region
if (!String.IsNullOrEmpty(content.tooltip) && contentRect.Contains(Event.current.mousePosition))
{
GUIStyle.SetMouseTooltip(content.tooltip, contentRect);
}
}
// Draw border
if (border.any)
{
GUI.DrawTexture(drawRect, EditorGUIUtility.whiteTexture, ScaleMode.StretchToFill, true, 0f, border.borderLeftColor * colorTint,
border.borderTopColor * colorTint, border.borderRightColor * colorTint, border.borderBottomColor * colorTint, border.widths, border.radius);
}
if (block.GetKeyword(k_EnableHovering) == StyleValue.Keyword.True)
{
var currentView = GUIView.current;
if (currentView != null)
{
currentView.MarkHotRegion(GUIClip.UnclipToWindow(userRect));
}
}
}