/// <summary>
/// Metoda volaná pro vykreslování obsahu "Přes Child prvky".
/// </summary>
/// <param name="e"></param>
/// <param name="boundsAbsolute"></param>
/// <param name="drawMode"></param>
public void DrawOverChilds(GInteractiveDrawArgs e, Rectangle boundsAbsolute, DrawItemMode drawMode)
{
Rectangle boundsVisibleAbsolute = boundsAbsolute;
if (e.DrawLayer == GInteractiveDrawLayer.Standard)
{
boundsVisibleAbsolute = e.GetClip(boundsAbsolute);
}
this.ControlBuffered.DrawImages(e, ref boundsAbsolute, boundsVisibleAbsolute, drawMode);
if (!this.DrawTextInCurrentState)
{
return;
}
if (e.DrawLayer == GInteractiveDrawLayer.Standard)
{
boundsVisibleAbsolute = e.GetClip(boundsAbsolute);
}
FontInfo fontInfo = FontInfo.CaptionBold;
ExtendedContentAlignment textPosition = this.TextPosition;
string text = this.GetCaption(e, boundsAbsolute, boundsVisibleAbsolute, fontInfo, textPosition);
if (String.IsNullOrEmpty(text))
{
return;
}
this.ControlBuffered.DrawText(e, boundsVisibleAbsolute, text, fontInfo, textPosition);
}
/// <summary>
/// Vykreslí tuto grupu.
/// Grupa se kreslí pouze tehdy, pokud obsahuje více než 1 prvek, a pokud vrstva <see cref="ITimeGraphItem.Layer"/> je nula nebo kladná (pro záp**né vrstvy se nekreslí).
/// </summary>
/// <param name="e">Standardní data pro kreslení</param>
/// <param name="boundsAbsolute">Absolutní souřadnice tohoto prvku</param>
/// <param name="drawMode">Režim kreslení (má význam pro akce Drag and Drop)</param>
public void Draw(GInteractiveDrawArgs e, Rectangle boundsAbsolute, DrawItemMode drawMode)
{
if (!this.IsValidRealTime || this.Layer < 0 || this.ItemCount <= 1)
{
return;
}
this.ControlBuffered.DrawItem(e, boundsAbsolute, drawMode);
}
/// <summary>
/// Vrátí danou barvu, s modifikovanou průhledností Opacity (<see cref="Color.A"/>).
/// Zadaná Opacity je respektována, ale pokud celý graf má deklarovaou svoji průhlednost v <see cref="TimeGraph.GraphOpacity"/>, pak je akceptována rovněž.
/// A dále, pokud se aktuálně kreslí do vrstvy <see cref="GInteractiveDrawLayer.Interactive"/>, pak je akceptována i hodnota <see cref="DragDropDrawInteractiveOpacity"/>.
/// </summary>
/// <param name="baseColor">Výchozí barva, typicky BackColor nebo ForeColor prvku grafu.</param>
/// <param name="drawLayer">Vykreslovaná vrstva grafiky</param>
/// <param name="drawMode">Režim kreslení předaný systémem</param>
/// <param name="forGroup">true = pro barvu grupy / false = pro barvu prvku</param>
/// <param name="forBackColor">true = pro barvu pozadí / false = pro barvu okrajů, čar a textů</param>
/// <returns></returns>
public Color GetColorWithOpacity(Color baseColor, GInteractiveDrawLayer drawLayer, DrawItemMode drawMode, bool forGroup, bool forBackColor)
{
if (!this.IsDragged)
{ // Běžný stav prvku, kdy tento pvek není přetahován jinam:
return(this._GetColorWithOpacityStandard(baseColor, forGroup, forBackColor, null));
}
else
{ // Drag and Drop tohoto prvku, kdy prvek je přemisťován jinam:
if (drawLayer == GInteractiveDrawLayer.Standard)
{
return(this._GetColorWithOpacityDragOriginal(baseColor, forGroup, forBackColor));
}
else
{
return(this._GetColorWithOpacityDragTarget(baseColor, forGroup, forBackColor));
}
}
}
/// <summary>
/// Vrátí danou barvu, s modifikovanou průhledností Opacity (<see cref="Color.A"/>).
/// Zadaná Opacity je respektována, ale pokud celý graf má deklarovaou svoji průhlednost v <see cref="TimeGraph.GraphOpacity"/>, pak je akceptována rovněž.
/// A dále, pokud se aktuálně kreslí do vrstvy <see cref="GInteractiveDrawLayer.Interactive"/>, pak je akceptována i hodnota <see cref="DragDropDrawInteractiveOpacity"/>.
/// </summary>
/// <param name="baseColor">Výchozí barva, typicky BackColor nebo ForeColor prvku grafu.</param>
/// <param name="drawLayer">Vykreslovaná vrstva grafiky</param>
/// <param name="drawMode">Režim kreslení předaný systémem</param>
/// <param name="forGroup">true = pro barvu grupy / false = pro barvu prvku</param>
/// <param name="forBackColor">true = pro barvu pozadí / false = pro barvu okrajů, čar a textů</param>
/// <returns></returns>
public Color?GetColorWithOpacity(Color?baseColor, GInteractiveDrawLayer drawLayer, DrawItemMode drawMode, bool forGroup, bool forBackColor)
{
if (!baseColor.HasValue)
{
return(null);
}
return(this.GetColorWithOpacity(baseColor.Value, drawLayer, drawMode, forGroup, forBackColor));
}
/// <summary>
/// Kreslení prvku HORIZONAL
/// </summary>
/// <param name="e"></param>
/// <param name="absoluteBounds"></param>
/// <param name="absoluteVisibleBounds"></param>
/// <param name="drawMode"></param>
protected void DrawHorizontal(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
Rectangle beginBounds = new Rectangle(absoluteBounds.X, absoluteBounds.Y, absoluteBounds.Width, 1);
Rectangle centerBounds = new Rectangle(absoluteBounds.X, absoluteBounds.Y + 1, absoluteBounds.Width, absoluteBounds.Height - 2);
Rectangle endBounds = new Rectangle(absoluteBounds.X, absoluteBounds.Bottom - 1, absoluteBounds.Width, 1);
this.DrawResizer(e, beginBounds, centerBounds, endBounds);
}
void ITimeGraphItem.Draw(GInteractiveDrawArgs e, Rectangle boundsAbsolute, DrawItemMode drawMode)
{
this.Draw(e, boundsAbsolute, drawMode);
}
/// <summary>
/// Kreslení prvku
/// </summary>
/// <param name="e"></param>
/// <param name="absoluteBounds"></param>
/// <param name="absoluteVisibleBounds"></param>
/// <param name="drawMode"></param>
protected override void Draw(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
if (!this._ResizeControl.ShowResizeAllways && !this.ParentHasMouse)
{
return;
}
if (this.Orientation == Orientation.Vertical)
{
this.DrawVertical(e, absoluteBounds, absoluteVisibleBounds, drawMode);
}
else
{
this.DrawHorizontal(e, absoluteBounds, absoluteVisibleBounds, drawMode);
}
}
/// <summary>
/// Kreslení prvku VERTICAL
/// </summary>
/// <param name="e"></param>
/// <param name="absoluteBounds"></param>
/// <param name="absoluteVisibleBounds"></param>
/// <param name="drawMode"></param>
protected void DrawVertical(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
Rectangle beginBounds = new Rectangle(absoluteBounds.X, absoluteBounds.Y, 1, absoluteBounds.Height);
Rectangle centerBounds = new Rectangle(absoluteBounds.X + 1, absoluteBounds.Y, absoluteBounds.Width - 2, absoluteBounds.Height);
Rectangle endBounds = new Rectangle(absoluteBounds.Right - 1, absoluteBounds.Y, 1, absoluteBounds.Height);
this.DrawResizer(e, beginBounds, centerBounds, endBounds);
}
/// <summary>
/// Vykreslí pozadí.
/// Bázová metoda <see cref="TextObject.DrawBackground(GInteractiveDrawArgs, Rectangle, Rectangle, DrawItemMode)"/>
/// vyvolá prosté kreslení pozadí <see cref="InteractiveObject.Draw(GInteractiveDrawArgs, Rectangle, Rectangle, DrawItemMode)"/>.
/// </summary>
/// <param name="e"></param>
/// <param name="absoluteBounds"></param>
/// <param name="absoluteVisibleBounds"></param>
/// <param name="drawMode"></param>
protected virtual void DrawBackground(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
base.Draw(e, absoluteBounds, absoluteVisibleBounds, drawMode); // Background
}
/// <summary>
/// Vykreslí rámeček.
/// Bázová metoda <see cref="TextObject.DrawBorder(GInteractiveDrawArgs, Rectangle, Rectangle, DrawItemMode)"/> nekeslí nic.
/// </summary>
/// <param name="e"></param>
/// <param name="absoluteBounds"></param>
/// <param name="absoluteVisibleBounds"></param>
/// <param name="drawMode"></param>
protected virtual void DrawBorder(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
}
/// <summary>
/// Vykreslí text
/// </summary>
/// <param name="e"></param>
/// <param name="absoluteBounds"></param>
/// <param name="absoluteVisibleBounds"></param>
/// <param name="drawMode"></param>
protected override void Draw(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
this.DrawBackground(e, absoluteBounds, absoluteVisibleBounds, drawMode); // Background
this.DrawText(e, absoluteBounds, absoluteVisibleBounds, drawMode); // Text
this.DrawBorder(e, absoluteBounds, absoluteVisibleBounds, drawMode); // Rámeček
}
/// <summary>
/// Draw this item in standard mode
/// </summary>
/// <param name="e">Data pro kreslení</param>
/// <param name="absoluteBounds">Absolutní souřadnice tohoto prvku, sem by se mělo fyzicky kreslit</param>
/// <param name="absoluteVisibleBounds">Absolutní souřadnice tohoto prvku, oříznuté do viditelné oblasti.</param>
/// <param name="drawMode">Režim kreslení (pomáhá řešit Drag and Drop procesy)</param>
protected override void Draw(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
bool isGhost = (drawMode.HasFlag(DrawItemMode.Ghost));
if (!isGhost)
{
this.DrawStandardBackground(e, absoluteBounds);
}
else
{
this.DrawGhostBackground(e, absoluteBounds);
}
bool isTarget = (drawMode.HasFlag(DrawItemMode.DraggedBounds));
if (isTarget)
{
this.DrawChildItems(e);
}
}
/// <summary>
/// Vykreslí text
/// </summary>
/// <param name="e"></param>
/// <param name="absoluteBounds"></param>
/// <param name="absoluteVisibleBounds"></param>
/// <param name="drawMode"></param>
protected override void DrawText(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
string text = this.Text;
if (!String.IsNullOrEmpty(text))
{
Painter.DrawString(e.Graphics, text, this.FontCurrent, absoluteBounds, this.Alignment, color: this.TextColorCurrent);
}
}
protected override void Draw(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
var style = this.StyleCurrent;
var borderType = style.BorderType;
int borderWidth = Painter.GetBorderWidth(borderType);
var interactiveState = VisualInteractiveState;
var backColor = style.GetBackColor(interactiveState);
var borderColor = style.GetBorderColor(interactiveState);
Rectangle backBounds = absoluteBounds.Enlarge(-borderWidth);
Painter.DrawAreaBase(e.Graphics, backBounds, backColor, System.Windows.Forms.Orientation.Horizontal, interactiveState);
Painter.DrawBorder(e.Graphics, absoluteBounds, borderColor, borderType, interactiveState);
}
/// <summary>
/// Vykreslí TrackBar
/// </summary>
/// <param name="e"></param>
/// <param name="absoluteBounds"></param>
/// <param name="absoluteVisibleBounds"></param>
/// <param name="drawMode"></param>
protected override void Draw(GInteractiveDrawArgs e, Rectangle absoluteBounds, Rectangle absoluteVisibleBounds, DrawItemMode drawMode)
{
Painter.DrawTrackBar(e.Graphics, absoluteBounds, this.Layout);
}
