/// <summary>
/// Renders the List onto it's parent container's graphics.
/// </summary>
public override void OnRender(DrawingContext dc)
{
// Only render the child bitmap if children change
if (NumChildren > 0) // && _renderedWithNumChildren < NumChildren
{
//_renderedWithNumChildren = NumChildren;
var start = PageIndex * PageSize;
var end = (PageIndex + 1) * PageSize;
if (end > NumChildren)
{
end = NumChildren;
}
_bitmap = new GlideGraphics(_rect.Width, (end - start) * firstHeight);
_bitmap.DrawRectangle(new Glide.Geom.Rectangle()
{
X = 0, Y = 0, Width = _bitmap.GetBitmap().Width, Height = _bitmap.GetBitmap().Height
}, System.Drawing.Color.White, 100); //Glide.Ext.Colors.White,1, 0, 0, _bitmap.GetBitmap().Width, _bitmap.GetBitmap().Height, 0, 0, Glide.Ext.Colors.White, 0, 0, Glide.Ext.Colors.White, 0, 0, Alpha);
int counter = 0;
for (int i = start; i < end; i++)
{
var item = GetItem(i);
item.Render(_bitmap, counter * item.Height);
counter++;
}
_listMaxY = _bitmap.GetBitmap().Height - Height;
}
Media.Brush brush = new SolidColorBrush(Media.Colors.Black);
var pen = new Media.Pen(Media.Colors.Black, 1);
//dc.DrawRectangle(brush,pen, 0, 0, LCDWidth, LCDHeight);
dc.DrawImage(BitmapImage.FromGraphics(System.Drawing.Graphics.FromImage(_bitmap.GetBitmap())), X, Y, 0, _listY, _rect.Width, Height);
Media.Brush buttonBrush = new SolidColorBrush(Media.Colors.Gray);
//draw button up and down
dc.DrawRectangle(buttonBrush, pen, _rect.Width, 0, ButtonUp.Width, ButtonUp.Height);
dc.DrawRectangle(buttonBrush, pen, _rect.Width, ButtonUp.Height, ButtonDown.Width, ButtonDown.Height);
dc.DrawText("Up", _font, Media.Colors.White, _rect.Width + 5, ButtonUp.Height / 2);
dc.DrawText("Down", _font, Media.Colors.White, _rect.Width + 5, (ButtonUp.Height) + (ButtonDown.Height / 2));
}
/// <summary>
/// Renders the DataGrid onto it's parent container's graphics.
/// </summary>
public override void OnRender(DrawingContext dc)
{
if (ShowHeaders && _renderHeaders)
{
_renderHeaders = false;
RenderHeaders();
}
if (_renderItems)
{
_renderItems = false;
// Only recreate the items Bitmap if necessary
if (_items == null || _items.GetBitmap().Height != _rows.Count * RowHeight)
{
if (_items != null)
{
_items.Dispose();
}
if (_rows.Count < _rowCount)
{
_items = new GlideGraphics(Width, _rowCount * RowHeight);
RenderEmpty();
}
else
{
_items = new GlideGraphics(Width, _rows.Count * RowHeight);
}
}
else
{
_items.DrawRectangle(Glide.Ext.Colors.Black, 1, 0, 0, Width, _items.GetBitmap().Height, 0, 0, Glide.Ext.Colors.Transparent, 0, 0, Glide.Ext.Colors.Transparent, 0, 0, 255);
}
if (_rows.Count > 0)
{
for (int i = 0; i < _rows.Count; i++)
{
UpdateItem(i, false);
}
}
}
int x = /*this.Parent._finalX +*/ X;
int y = /*this.Parent._finalY +*/ Y;
if (_showHeaders)
{
//BitmapImage.FromGraphics(System.Drawing.Graphics.FromImage(x))
dc.DrawImage(BitmapImage.FromGraphics(System.Drawing.Graphics.FromImage(_headers.GetBitmap())), x, y, 0, 0, Width, RowHeight);
y += RowHeight;
}
dc.DrawImage(BitmapImage.FromGraphics(System.Drawing.Graphics.FromImage(_items.GetBitmap())), x, y, 0, _listY, Width, _rowCount * RowHeight);
if (ShowScrollbar)
{
_scrollbarHeight = RowHeight;
int travel = Height - _scrollbarHeight;
if (_rows.Count > 0)
{
_scrollbarTick = (int)System.Math.Round((double)(travel / _rows.Count));
}
else
{
_scrollbarTick = 0;
}
_scrollbarHeight = Height - ((_rows.Count - _rowCount) * _scrollbarTick);
x += Width - ScrollbarWidth;
y = /*parent y*/ 0 + Y;
//dc.DrawRectangle(Glide.Ext.Colors.Black, 0, x, y, ScrollbarWidth, Height, 0, 0, ScrollbarBackColor, 0, 0, Glide.Ext.Colors.Black, 0, 0, 255);
var pen = new Media.Pen(Media.Colors.Black, 0);
dc.DrawRectangle(new SolidColorBrush(Media.Colors.Black), pen, x, y, ScrollbarWidth, Height);
// Only show the scrollbar scrubber if it's smaller than the Height
if (_scrollbarHeight < Height)
{
//dc.DrawRectangle(Glide.Ext.Colors.Black, 0, x, y + (_scrollIndex * _scrollbarTick), ScrollbarWidth, _scrollbarHeight, 0, 0, ScrollbarScrubberColor, 0, 0, Glide.Ext.Colors.Black, 0, 0, 255);
pen = new Media.Pen(Media.Colors.Black, 0);
dc.DrawRectangle(new SolidColorBrush(Media.Colors.Black), pen, x, y + (_scrollIndex * _scrollbarTick), ScrollbarWidth, _scrollbarHeight);
}
}
}
/// <summary>
/// Renders the Button onto it's parent container's graphics.
/// </summary>
public override void OnRender(DrawingContext dc)
{
int x = 0; //Rect.X;
int y = 0; //Rect.Y;
// HACK: To prevent image/color retention.
//Parent.Graphics.DrawRectangle(Rect, TinyCLR2.Glide.Ext.Colors.Black, 255);
var pen = new Media.Pen(Media.Colors.Black, 0);
var brush = new SolidColorBrush(Media.Colors.Black);
dc.DrawRectangle(brush, pen, Rect.X, Rect.Y, Rect.Width, Rect.Height);
//FillRect(dc,Rect);
dc.DrawRectangle(base.Background, pen, Rect.X, Rect.Y, Rect.Width, Rect.Height);
if (_direction == SliderDirection.Horizontal)
{
int lineY = y + (Height / 2);
int offsetX = _knob.Width / 2;
int knobY = Height - _knob.Height;
int tickX;
int tickHeight = (int)System.Math.Ceiling(Height * 0.05);
pen = new Media.Pen(TickColor, 1);
dc.DrawLine(pen, x + offsetX, lineY, x + offsetX + _lineSize, lineY);
if (TickInterval > 1)
{
for (int i = 0; i < TickInterval + 1; i++)
{
tickX = x + offsetX + (int)(i * _tickSize);
pen = new Media.Pen(TickColor, 1);
dc.DrawLine(pen, tickX, y, tickX, y + tickHeight);
}
}
if (_dragging)
{
dc.Scale9Image(x + _knob.X, y + knobY, _knob.Width, _knob.Height, BitmapImage.FromGraphics(System.Drawing.Graphics.FromImage(_Button_Down)), 5, 5, 5, 5, Alpha);
}
else
{
dc.Scale9Image(x + _knob.X, y + knobY, _knob.Width, _knob.Height, BitmapImage.FromGraphics(System.Drawing.Graphics.FromImage(_Button_Up)), 5, 5, 5, 5, Alpha);
}
}
else
{
int lineX = x + (Width / 2);
int offsetY = _knob.Height / 2;
int knobX = Width - _knob.Width;
int tickY;
int tickWidth = (int)System.Math.Ceiling(Width * 0.05);
pen = new Media.Pen(TickColor, 1);
dc.DrawLine(pen, lineX, y + offsetY, lineX, y + offsetY + _lineSize);
if (TickInterval > 1)
{
for (int i = 0; i < TickInterval + 1; i++)
{
tickY = y + offsetY + (int)(i * _tickSize);
pen = new Media.Pen(TickColor, 1);
dc.DrawLine(pen, x, tickY, x + tickWidth, tickY);
}
}
if (_dragging)
{
dc.Scale9Image(x + knobX, y + _knob.Y, _knob.Width, _knob.Height, BitmapImage.FromGraphics(System.Drawing.Graphics.FromImage(_Button_Down)), 5, 5, 5, 5, Alpha);
}
else
{
dc.Scale9Image(x + knobX, y + _knob.Y, _knob.Width, _knob.Height, BitmapImage.FromGraphics(System.Drawing.Graphics.FromImage(_Button_Up)), 5, 5, 5, 5, Alpha);
}
}
}
