/// <summary>
/// Calculates the bounding rect (in absolute pixel coordinates) of the text object based on the text string contents, text formatting style and container unit rect.
/// </summary>
/// <param name="VirtualScale">The scaling factor used to map virtual units to pixel units if component unit type is virtual.</param>
/// <param name="Parent">The parent rect (in pixel units) if component unit type is percentage.</param>
/// <param name="Container">The container unit rect of the element this text object belongs to.</param>
/// <returns>The bounding rect (in absolute pixel coordinates) of this text object.</returns>
/// <remarks>Note: if either the width or height of the container are null, the size of the bounding rect will be that of the container.</remarks>
/// <example>
/// Calculate the absolute pixel bounding rect for a label widget within the specified parent rect:
/// <code>
/// UnityEngine.Rect rPx = text.CalculatePixelRect(VirtualScale, Parent, rect);
/// </code>
/// </example>
public UnityEngine.Rect CalculatePixelRect(float VirtualScale, UnityEngine.Rect Parent, UnitRect Container)
{
UnityEngine.Vector2 size = CalculatePixelSize(VirtualScale);
if (Container == null)
{
if (wordWrap == true)
{
throw new Exception("CalculatePixelRect with null container can only be used when wordwrap is disabled");
}
return(new UnityEngine.Rect(0, 0, size.x, size.y));
}
UnitRect r = new UnitRect(Container.pos.x, Container.pos.y, Container.dim.x, Container.dim.y, Container.hAlign, Container.vAlign);
if (Container.dim.x.value == null)
{
r.dim.x.type = Unit.Type.Pixel;
r.dim.x.value = size.x;
}
if (Container.dim.y.value == null)
{
if (wordWrap)
{
float w = r.dim.x.ToPixel(VirtualScale, Parent.width);
float h = CalculateGUIStyle(VirtualScale).CalcHeight(new UnityEngine.GUIContent(text), w);
r.dim.y.type = Unit.Type.Pixel;
r.dim.y.value = h;
}
else
{
r.dim.y.type = Unit.Type.Pixel;
r.dim.y.value = size.y;
}
}
return(r.ToPixelRect(VirtualScale, Parent));
}
/// <summary>
/// Presents the tab widget visually on the screen.
/// </summary>
/// <param name="VirtualScale">The scaling factor used to map virtual units to pixel units if component unit type is virtual.</param>
/// <param name="Parent">The parent rect (in pixel units) that this object resides within.</param>
public override void Present(float VirtualScale, UnityEngine.Rect Parent)
{
// Bounding pixel rect of entire tab widget container
UnityEngine.Rect rPx = rect.ToPixelRect((float)VirtualScale, (UnityEngine.Rect)Parent);
// Bounding pixel rects for the tab header and body elements
UnityEngine.Rect pxHeader, pxBody;
// Header height null, deduce from body height
if (headerHeight != null && headerHeight.value != null)
{
UnitRect rectHeader = new UnitRect(new Unit(0, Unit.Type.Virtual), new Unit(0, Unit.Type.Virtual), new Unit(rPx.width, Unit.Type.Pixel), headerHeight, null, null);
pxHeader = rectHeader.ToPixelRect(VirtualScale, rPx);
pxBody = new UnityEngine.Rect(rPx.x, rPx.y + pxHeader.height, rPx.width, rPx.height - pxHeader.height);
}
// Body height null, deduce from header height?
else if (bodyHeight != null && bodyHeight.value != null)
{
UnitRect rectBody = new UnitRect(new Unit(0, Unit.Type.Virtual), new Unit(0, Unit.Type.Virtual), new Unit(rPx.width, Unit.Type.Pixel), bodyHeight, null, null);
pxBody = rectBody.ToPixelRect(VirtualScale, rPx);
pxHeader = new UnityEngine.Rect(rPx.x, rPx.y + (rPx.height - pxBody.height), rPx.width, rPx.height - pxBody.height);
pxHeader.y += rPx.height - pxBody.height;
}
else
{
throw new Exception("Tab must have either header or body element height specified");
}
// Header background (not tabs)
if (headerBackground != null)
{
headerBackground.Present(VirtualScale, pxHeader);
}
// Container pixel width for a given tab
float tabContainerW = pxHeader.width / pages.pages.Count;
// Actual tab width as constrained by maxTabWidth
float tabW = tabContainerW;
// Attempt to constrain tab width
if (maxTabWidth != null && maxTabWidth.value != null && maxTabWidth.value >= 0)
{
float pxMaxTabWidth = maxTabWidth.ToPixel(VirtualScale, rPx.width);
tabW = pxMaxTabWidth < tabW ? pxMaxTabWidth : tabW;
}
int i = 0;
foreach (KeyValuePair <string, Page> p in pages.pages)
{
// Tab container (actual tab rect will be centered inside of this)
float x = pxHeader.x + (i * tabContainerW);
float y = pxHeader.y;
float w = tabContainerW;
float h = pxHeader.height;
UnityEngine.Rect pxTabContainer = new UnityEngine.Rect(x, y, w, h);
// Actual tab
UnitRect rectTab = new UnitRect(new Unit(0, Unit.Type.Pixel), new Unit(0, Unit.Type.Pixel), new Unit(tabW, Unit.Type.Pixel), new Unit(100, Unit.Type.Percentage), new Alignment(Alignment.Type.Horizontal, Alignment.Direction.Center), null);
UnityEngine.Rect pxTab = rectTab.ToPixelRect(VirtualScale, pxTabContainer);
// Active tabs
if (pages.activePage.title == p.Value.title)
{
if (tabText != null)
{
tabText.text = p.Value.title;
activeTab.text = tabText;
}
activeTab.guiDispatcher.SetEventArg("onClick", "id", p.Value.id);
activeTab.Present(VirtualScale, pxTab);
}
// Inactive tab
else
{
if (tabText != null)
{
tabText.text = p.Value.title;
inactiveTab.text = tabText;
}
inactiveTab.guiDispatcher.SetEventArg("onClick", "id", p.Value.id);
inactiveTab.Present(VirtualScale, pxTab);
}
i++;
}
if (pages.activePage.visible)
{
pages.activePage.Present(VirtualScale, pxBody);
}
}
/// <summary>
/// Initializes the presentable with a unit rect of null values.
/// </summary>
//public Presentable(bool Visible)
//{
// rect = new UnitRect();
// visible = true;
//}
///// <summary>
///// Initializes the presentable with a unit rect of null values and the id specified by <paramref name="ID"/>.
///// </summary>
///// <param name="ID"></param>
//public Presentable(string ID, bool Visible) : base(ID)
//{
// rect = new UnitRect();
// visible = Visible;
//}
/// <summary>
/// Initializes the components of the presentable to the values specified by the strings.
/// </summary>
/// <param name="ID">The unique id (if any) of this object.</param>
/// <param name="X">The x positioning of the unit rect relative to the parent as governed by the horizontal alignment as follows:
/// <list type="table">
/// <listheader>
/// <term>Alignment</term>
/// <term>X Position</term>
/// </listheader>
/// <item>
/// <term>null or empty</term>
/// <term>x units from parent's left edge</term>
/// </item>
/// <item>
/// <term>Left</term>
/// <term>x units from parent's left edge</term>
/// </item>
/// <item>
/// <term>Center</term>
/// <term>x position is ignored</term>
/// </item>
/// <item>
/// <term>Right</term>
/// <term>x units from parent's right edge</term>
/// </item>
/// </list>
/// </param>
/// <param name="Y">The y positioning of the unit rect relative to the parent as governed by the vertical alignment as follows:
/// <list type="table">
/// <listheader>
/// <term>Alignment</term>
/// <term>Y Position</term>
/// </listheader>
/// <item>
/// <term>null or empty</term>
/// <term>y units from parent's top edge</term>
/// </item>
/// <item>
/// <term>Top</term>
/// <term>y units from parent's top edge</term>
/// </item>
/// <item>
/// <term>Center</term>
/// <term>y position is ignored</term>
/// </item>
/// <item>
/// <term>Bottom</term>
/// <term>y units from parent's bottom edge</term>
/// </item>
/// </list>
/// </param>
/// <param name="W">The width of the unit rect.</param>
/// <param name="H">The height of the unit rect.</param>
/// <param name="HAlign">The horizontal alignemnt of the unit rect within the parent rect as specified by the following values:
/// <list type="table">
/// <listheader>
/// <term>String Value</term>
/// <term>Alignment.Type</term>
/// </listheader>
/// <item>
/// <term>null or empty</term>
/// <term>null</term>
/// </item>
/// <item>
/// <term>left</term>
/// <term>Alignment.Type.Left</term>
/// </item>
/// <item>
/// <term>center</term>
/// <term>Alignment.Type.Center</term>
/// </item>
/// <item>
/// <term>right</term>
/// <term>Alignment.Type.Right</term>
/// </item>
/// </list>
/// </param>
/// <param name="VAlign">The horizontal alignemnt of the unit rect within the parent rect as specified by the following values:
/// <list type="table">
/// <listheader>
/// <term>String Value</term>
/// <term>Alignment.Type</term>
/// </listheader>
/// <item>
/// <term>null or empty</term>
/// <term>null</term>
/// </item>
/// <item>
/// <term>top</term>
/// <term>Alignment.Type.Top</term>
/// </item>
/// <item>
/// <term>center</term>
/// <term>Alignment.Type.Center</term>
/// </item>
/// <item>
/// <term>bottom</term>
/// <term>Alignment.Type.Bottom</term>
/// </item>
/// </list>
/// </param>
/// <remarks>This constructor is used primarily in conjunction with XML-based layouts</remarks>
public Presentable(string ID, string X, string Y, string W, string H, string HAlign, string VAlign, string Visible) : base(ID)
{
rect = new UnitRect(X, Y, W, H, HAlign, VAlign);
visible = Visible == null || Visible == "" ? true : bool.Parse(Visible);
}
/// <summary>
/// Presents the list visually on the screen.
/// </summary>
/// <param name="VirtualScale">The scaling factor used to map virtual units to pixel units if component unit type is virtual.</param>
/// <param name="Parent">The parent rect (in pixel units) that this object resides within.</param>
public override void Present(float VirtualScale, UnityEngine.Rect Parent)
{
UnityEngine.Rect rPx = rect.ToPixelRect(VirtualScale, Parent);
//UnityEngine.GUIStyle style = text.CalculateGUIStyle(VirtualScale);
//// Line height of text item
//text.text = "Dummy";
//float lineHeight = text.CalculatePixelSize(VirtualScale).y;
//// Icon dimensions are square and of the same dimensions as the line height
//UnitRect rectIcon = new UnitRect(null, null, new Unit(lineHeight, Unit.Type.Pixel), new Unit(lineHeight, Unit.Type.Pixel), null, null);
//UnityEngine.Rect pxIcon = rectIcon.ToPixelRect(VirtualScale, rPx);
float yOffset = 0;
foreach (KeyValuePair <string, Button> item in items)
{
UnityEngine.GUIStyle style = item.Value.text.CalculateGUIStyle(VirtualScale);
style.normal.textColor = item.Value.enabled ? text.colour ?? style.normal.textColor : _text.textDisabled ?? (text.colour ?? style.normal.textColor);
// Line height of text item
float lineHeight = item.Value.text.CalculatePixelSize(VirtualScale).y;
// Icon dimensions are square and of the same dimensions as the line height
UnitRect rectIcon = new UnitRect(null, null, new Unit(lineHeight, Unit.Type.Pixel), new Unit(lineHeight, Unit.Type.Pixel), null, null);
UnityEngine.Rect pxIcon = rectIcon.ToPixelRect(VirtualScale, rPx);
pxIcon.y += yOffset;
// Text item
UnityEngine.Rect pxItem = new UnityEngine.Rect(pxIcon);
//text.text = item.Value;
if (icon != null)
{
// Icon
if (item.Value.visible)
{
icon.Present(VirtualScale, pxIcon);
}
// Offset the text item by one icon's worth of distance
pxItem.x += lineHeight;
}
// Text item width
pxItem.width = item.Value.text.CalculatePixelSize(VirtualScale).x;
if (item.Value.visible && UnityEngine.GUI.Button(pxItem, item.Value.text.text, style) && item.Value.enabled)
{
guiDispatcher.SetEventArg("onClick", "key", item.Key);
guiDispatcher.SetEventArg("onClick", "value", item.Value.text.text);
guiDispatcher.Dispatch("onClick", this);
}
// Offset next item by one line
yOffset += lineHeight * 1.5f;
}
}
