public override void Render(RenderingBuffer buffer) {
Attr captionAttrs;
if (Disabled) {
captionAttrs = Colors.Blend(Color.Gray, Color.DarkGray);
} else {
if (HasFocus)
captionAttrs = Colors.Blend(Color.White, Color.DarkGreen);
else
captionAttrs = Colors.Blend(Color.Black, Color.DarkGreen);
}
if (pressed || pressedUsingKeyboard) {
buffer.FillRectangle(1, 0, ActualWidth - 1, ActualHeight - 1, ' ', captionAttrs);
buffer.SetOpacityRect(0, 0, 1, ActualHeight, 3);
buffer.FillRectangle(0, 0, 1, ActualHeight, ' ', captionAttrs);
if (!string.IsNullOrEmpty(Caption)) {
RenderString(Caption, buffer, 2 + 1 +(ActualWidth - 2 * 2 - Caption.Length) / 2,
(ActualHeight-1)/2, ActualWidth - 2 * 2, captionAttrs);
}
buffer.SetOpacityRect(0, ActualHeight-1, ActualWidth, 1, 3);
buffer.FillRectangle(0, ActualHeight - 1, ActualWidth, 1, ' ', Attr.NO_ATTRIBUTES);
} else {
buffer.FillRectangle(0, 0, ActualWidth - 1, ActualHeight, ' ', captionAttrs);
if (!string.IsNullOrEmpty(Caption)) {
RenderString(Caption, buffer, 2 + (ActualWidth - 2 * 2 - Caption.Length) / 2,
(ActualHeight - 1) / 2, ActualWidth - 2 * 2, captionAttrs);
}
buffer.SetPixel(0, ActualHeight-1, ' ');
buffer.SetOpacityRect(0, ActualHeight -1, ActualWidth, 1, 3);
buffer.FillRectangle(1, ActualHeight-1, ActualWidth - 1, 1, UnicodeTable.UpperHalfBlock, Attr.NO_ATTRIBUTES);
buffer.SetOpacityRect(ActualWidth - 1, 0, 1, ActualHeight, 3);
buffer.FillRectangle(ActualWidth - 1, 1, 1, ActualHeight - 2, UnicodeTable.FullBlock, Attr.NO_ATTRIBUTES);
buffer.SetPixel(ActualWidth - 1, 0, UnicodeTable.LowerHalfBlock);
}
}
public override void Render(RenderingBuffer buffer) {
Attr captionAttrs;
if (HasFocus)
captionAttrs = Colors.Blend(Color.White, Color.DarkGreen);
else
captionAttrs = Colors.Blend(Color.Black, Color.DarkGreen);
Attr buttonAttrs = captionAttrs;
// if ( pressed )
// buttonAttrs = Colors.Blend(Color.Black, Color.DarkGreen);
buffer.SetOpacityRect( 0, 0, ActualWidth, ActualHeight, 3 );
buffer.SetPixel(0, 0, pressed ? '<' : '[', buttonAttrs);
buffer.SetPixel(1, 0, Checked ? 'X' : ' ', buttonAttrs);
buffer.SetPixel(2, 0, pressed ? '>' : ']', buttonAttrs);
buffer.SetPixel(3, 0, ' ', buttonAttrs);
if (null != caption)
RenderString( caption, buffer, 4, 0, ActualWidth - 4, captionAttrs );
}
public override void Render(RenderingBuffer buffer) {
Attr attr = Colors.Blend(Color.Black, Color.DarkYellow);
buffer.FillRectangle( 0, 0, ActualWidth, ActualHeight, ' ', attr);
for (int x = 0; x < ActualWidth; ++x) {
for (int y = 0; y < ActualHeight; ++y) {
if (y == 0 && x < text.Length) {
buffer.SetPixel(x, y, text[x], attr);
}
}
}
buffer.SetOpacityRect(0, 0, ActualWidth, ActualHeight, 3);
}
public override void Render(RenderingBuffer buffer) {
Attr attr = Colors.Blend(Color.White, Color.DarkBlue);
buffer.FillRectangle(0, 0, ActualWidth, ActualHeight, ' ', attr);
if (null != text) {
for (int i = displayOffset; i < text.Length; i++) {
if (i - displayOffset < ActualWidth - 2 && i - displayOffset >= 0) {
buffer.SetPixel(1 + i - displayOffset, 0, text[i]);
}
}
}
Attr arrowsAttr = Colors.Blend(Color.Green, Color.DarkBlue);
if (displayOffset > 0)
buffer.SetPixel(0, 0, '<', arrowsAttr);
if (!String.IsNullOrEmpty(text) && ActualWidth - 2 + displayOffset < text.Length)
buffer.SetPixel(ActualWidth - 1, 0, '>', arrowsAttr);
}
/// <summary>
/// Renders string using attr, but if character is prefixed with underscore,
/// symbol will use specialAttrs instead. To render underscore pass two underscores.
/// Example: "_File" renders File when 'F' is rendered using specialAttrs.
/// </summary>
private static int renderString( string s, RenderingBuffer buffer,
int x, int y, int maxWidth, Attr attr,
Attr specialAttr) {
bool underscore = false;
int j = 0;
for ( int i = 0; i < s.Length && j < maxWidth; i++ ) {
char c;
if ( underscore ) {
c = s[ i ];
} else {
if ( s[ i ] == '_' ) {
underscore = true;
continue;
} else {
c = s[ i ];
}
}
Attr a;
if ( j + 2 >= maxWidth && j >= 2 && s.Length > maxWidth ) {
c = '.';
a = attr;
} else {
a = underscore ? specialAttr : attr;
}
buffer.SetPixel( x + j, y, c, a );
j++;
underscore = false;
}
return j;
}
public override void Render(RenderingBuffer buffer) {
Attr attr = Colors.Blend(Color.DarkCyan, Color.DarkBlue);
buffer.SetOpacityRect( 0,0, ActualWidth, ActualHeight, 2 );
if ( horizontalScrollVisible ) {
buffer.SetOpacityRect( 0, ActualHeight-1, ActualWidth, 1, 0 );
buffer.SetPixel(0, ActualHeight - 1, UnicodeTable.ArrowLeft, attr); // ◄
// оставляем дополнительный пиксель справа, если одновременно видны оба скроллбара
int rightOffset = verticalScrollVisible ? 1 : 0;
if ( ActualWidth > 2 + rightOffset ) {
buffer.FillRectangle(1, ActualHeight - 1, ActualWidth - (2 + rightOffset), 1,
UnicodeTable.MediumShade, attr); // ▒
}
if ( ActualWidth > 1 + rightOffset ) {
buffer.SetPixel(ActualWidth - (1 + rightOffset), ActualHeight - 1,
UnicodeTable.ArrowRight, attr); // ►
}
// определим, в каком месте находится ползунок
if ( ActualWidth > 3 + ( verticalScrollVisible ? 1 : 0 ) ) {
int remainingWidth = ActualWidth - ( verticalScrollVisible ? 1 : 0 );
int extraWidth = Content.RenderSize.Width - remainingWidth;
int pages = extraWidth/( remainingWidth - 2 - 1 );
//Debugger.Log( 1, "", "pages: " + pages + "\n" );
int scrollerPos;
if ( pages == 0 ) {
double posInDelta = ( remainingWidth*1.0 - 2 - 1 )/extraWidth;
//Debugger.Log( 1, "", "posInDelta: " + posInDelta + "\n" );
scrollerPos = ( int ) Math.Round( posInDelta*deltaX );
} else {
double deltaInPos = ( extraWidth*1.0 )/( remainingWidth - 2 - 1 );
//Debugger.Log( 1, "", "deltaX/( deltaInPos ): " + deltaX/( deltaInPos ) + "\n" );
scrollerPos = ( int ) Math.Round( deltaX/( deltaInPos ) );
}
buffer.SetPixel(1 + scrollerPos, ActualHeight - 1, UnicodeTable.BlackSquare, attr); // ■
} else if ( ActualWidth == 3 + ( verticalScrollVisible ? 1 : 0 ) ) {
buffer.SetPixel(1, ActualHeight - 1, UnicodeTable.BlackSquare, attr); // ■
}
}
if ( verticalScrollVisible ) {
buffer.SetOpacityRect(ActualWidth-1, 0, 1, ActualHeight, 0);
buffer.SetPixel(ActualWidth - 1, 0, UnicodeTable.ArrowUp, attr); // ▲
// оставляем дополнительный пиксель снизу, если одновременно видны оба скроллбара
int downOffset = horizontalScrollVisible ? 1 : 0;
if ( ActualHeight > 2 + downOffset ) {
buffer.FillRectangle(ActualWidth - 1, 1, 1, ActualHeight - (2 + downOffset), UnicodeTable.MediumShade, attr); // ▒
}
if ( ActualHeight > 1 + downOffset ) {
buffer.SetPixel(ActualWidth - 1, ActualHeight - (1 + downOffset), UnicodeTable.ArrowDown, attr); // ▼
}
// определим, в каком месте находится ползунок
if ( ActualHeight > 3 + ( horizontalScrollVisible ? 1 : 0 ) ) {
int remainingHeight = ActualHeight - (horizontalScrollVisible ? 1 : 0);
int extraHeight = Content.RenderSize.Height - remainingHeight;
int pages = extraHeight/( remainingHeight - 2 - 1 );
//Debugger.Log( 1, "", "pages: " + pages + "\n" );
int scrollerPos;
if ( pages == 0 ) {
double posInDelta = ( remainingHeight*1.0 - 2 - 1 )/extraHeight;
//Debugger.Log( 1, "", "posInDelta: " + posInDelta + "\n" );
scrollerPos = ( int ) Math.Round( posInDelta*deltaY );
} else {
double deltaInPos = ( extraHeight*1.0 )/( remainingHeight - 2 - 1 );
//Debugger.Log( 1, "", "deltaY/( deltaInPos ): " + deltaY/( deltaInPos ) + "\n" );
scrollerPos = ( int ) Math.Round( deltaY/( deltaInPos ) );
}
buffer.SetPixel(ActualWidth - 1, 1 + scrollerPos, UnicodeTable.BlackSquare, attr); // ■
} else if ( ActualHeight == 3 + ( horizontalScrollVisible ? 1 : 0 ) ) {
buffer.SetPixel(ActualWidth - 1, 1, UnicodeTable.BlackSquare, attr); // ■
}
}
if ( horizontalScrollVisible && verticalScrollVisible ) {
buffer.SetPixel(ActualWidth - 1, ActualHeight - 1, UnicodeTable.SingleFrameBottomRightCorner, attr); // ┘
}
}
public override void Render(RenderingBuffer buffer)
{
Attr borderAttrs = moving ? Colors.Blend(Color.Green, Color.Gray) : Colors.Blend(Color.White, Color.Gray);
// background
buffer.FillRectangle(0, 0, this.ActualWidth, this.ActualHeight, ' ', borderAttrs);
// Borders
RenderBorders(buffer, new Point(0, 0), new Point(ActualWidth - 3, ActualHeight - 2),
this.moving || this.resizing, borderAttrs);
// close button
if (ActualWidth > 4) {
buffer.SetPixel(2, 0, '[');
buffer.SetPixel(3, 0, showClosingGlyph ? UnicodeTable.WindowClosePressedSymbol : UnicodeTable.WindowCloseSymbol,
Colors.Blend(Color.Green, Color.Gray));
buffer.SetPixel(4, 0, ']');
}
// shadows
buffer.SetOpacity(0, ActualHeight - 1, 2+4);
buffer.SetOpacity(1, ActualHeight - 1, 2+4);
buffer.SetOpacity(ActualWidth - 1, 0, 2+4);
buffer.SetOpacity(ActualWidth - 2, 0, 2+4);
buffer.SetOpacityRect(2, ActualHeight - 1, ActualWidth - 2, 1, 1+4);
buffer.SetOpacityRect(ActualWidth - 2, 1, 2, ActualHeight - 1, 1+4);
// title
if (!string.IsNullOrEmpty(Title)) {
int titleStartX = 7;
bool renderTitle = false;
string renderTitleString = null;
int availablePixelsCount = ActualWidth - titleStartX*2;
if (availablePixelsCount > 0) {
renderTitle = true;
if (Title.Length <= availablePixelsCount) {
// dont truncate title
titleStartX += (availablePixelsCount - Title.Length)/2;
renderTitleString = Title;
} else {
renderTitleString = Title.Substring(0, availablePixelsCount);
if (renderTitleString.Length > 2) {
renderTitleString = renderTitleString.Substring(0, renderTitleString.Length - 2) + "..";
} else {
renderTitle = false;
}
}
}
if (renderTitle) {
// assert !string.IsNullOrEmpty(renderingTitleString);
buffer.SetPixel(titleStartX - 1, 0, ' ', borderAttrs);
for (int i = 0; i < renderTitleString.Length; i++) {
buffer.SetPixel(titleStartX + i, 0, renderTitleString[i], borderAttrs);
}
buffer.SetPixel(titleStartX + renderTitleString.Length, 0, ' ', borderAttrs);
}
}
}
protected void RenderBorders( RenderingBuffer buffer, Point a, Point b, bool singleOrDouble, Attr attrs ) {
if ( singleOrDouble ) {
// Corners
buffer.SetPixel(a.X, a.Y, UnicodeTable.SingleFrameTopLeftCorner, attrs);
buffer.SetPixel(b.X, b.Y, UnicodeTable.SingleFrameBottomRightCorner, attrs);
buffer.SetPixel(a.X, b.Y, UnicodeTable.SingleFrameBottomLeftCorner, attrs);
buffer.SetPixel(b.X, a.Y, UnicodeTable.SingleFrameTopRightCorner, attrs);
// Horizontal & vertical frames
buffer.FillRectangle(a.X + 1, a.Y, b.X - a.X - 1, 1, UnicodeTable.SingleFrameHorizontal, attrs);
buffer.FillRectangle(a.X + 1, b.Y, b.X - a.X - 1, 1, UnicodeTable.SingleFrameHorizontal, attrs);
buffer.FillRectangle(a.X, a.Y + 1, 1, b.Y - a.Y - 1, UnicodeTable.SingleFrameVertical, attrs);
buffer.FillRectangle(b.X, a.Y + 1, 1, b.Y - a.Y - 1, UnicodeTable.SingleFrameVertical, attrs);
} else {
// Corners
buffer.SetPixel( a.X, a.Y, UnicodeTable.DoubleFrameTopLeftCorner, attrs );
buffer.SetPixel( b.X, b.Y, UnicodeTable.DoubleFrameBottomRightCorner, attrs );
buffer.SetPixel( a.X, b.Y, UnicodeTable.DoubleFrameBottomLeftCorner, attrs );
buffer.SetPixel( b.X, a.Y, UnicodeTable.DoubleFrameTopRightCorner, attrs );
// Horizontal & vertical frames
buffer.FillRectangle( a.X + 1, a.Y, b.X - a.X - 1, 1, UnicodeTable.DoubleFrameHorizontal, attrs );
buffer.FillRectangle( a.X + 1, b.Y, b.X - a.X - 1, 1, UnicodeTable.DoubleFrameHorizontal, attrs );
buffer.FillRectangle( a.X, a.Y + 1, 1, b.Y - a.Y - 1, UnicodeTable.DoubleFrameVertical, attrs );
buffer.FillRectangle( b.X, a.Y + 1, 1, b.Y - a.Y - 1, UnicodeTable.DoubleFrameVertical, attrs );
}
}
/// <summary>
/// Рисует исключительно себя - просто фон.
/// </summary>
/// <param name="buffer"></param>
public override void Render(RenderingBuffer buffer)
{
for (int x = 0; x < ActualWidth; ++x) {
for (int y = 0; y < ActualHeight; ++y) {
buffer.SetPixel(x, y, ' ', Attr.BACKGROUND_BLUE |
Attr.BACKGROUND_GREEN | Attr.BACKGROUND_RED | Attr.FOREGROUND_BLUE |
Attr.FOREGROUND_GREEN | Attr.FOREGROUND_RED | Attr.FOREGROUND_INTENSITY);
buffer.SetOpacity( x, y, 4 );
}
}
}
public override void Render(RenderingBuffer buffer)
{
Attr selectedAttr = Colors.Blend(Color.White, Color.DarkGreen);
Attr attr = Colors.Blend(Color.Black, Color.DarkCyan);
Attr disabledAttr = Colors.Blend(Color.Gray, Color.DarkCyan);
for ( int y = 0; y < ActualHeight; y++ ) {
string item = y < items.Count ? items[ y ] : null;
if ( item != null ) {
Attr currentAttr = disabledItemsIndexes.Contains(y) ? disabledAttr :
(SelectedItemIndex == y ? selectedAttr : attr);
buffer.SetPixel( 0, y, ' ', currentAttr );
if ( ActualWidth > 1 ) {
// минус 2 потому что у нас есть по пустому пикселю слева и справа
int rendered = RenderString( item, buffer, 1, y, ActualWidth - 2, currentAttr );
buffer.FillRectangle( 1 + rendered, y, ActualWidth - (1 + rendered), 1, ' ',
currentAttr);
}
} else {
buffer.FillRectangle(0, y, ActualWidth, 1, ' ', attr);
}
}
}
public override void Render(RenderingBuffer buffer)
{
Attr attrs;
if ( HasFocus ) {
attrs = Colors.Blend(Color.White, Color.DarkGreen);
} else attrs = Colors.Blend( Color.Black, Color.DarkCyan );
buffer.SetPixel( 0, 0, ' ', attrs );
int usedForCurrentItem = 0;
if ( Items.Count != 0 && ActualWidth > 4 ) {
usedForCurrentItem = RenderString(Items[SelectedItemIndex ?? 0], buffer, 1, 0, ActualWidth - 4, attrs);
}
buffer.FillRectangle( 1 + usedForCurrentItem, 0, ActualWidth - (usedForCurrentItem + 1), 1, ' ', attrs );
if (ActualWidth > 2)
{
buffer.SetPixel(ActualWidth - 2, 0, opened ? '^' : 'v', attrs);
}
}
public override void Render(RenderingBuffer buffer) {
Attr attr = Colors.Blend( Color.Black, Color.DarkGreen );
// прозрачный фон для рамки
buffer.SetOpacityRect( 0, 0, ActualWidth, ActualHeight, 3 );
// полностью прозрачный внутри
if (ActualWidth > 2 && ActualHeight > 2)
buffer.SetOpacityRect( 1, 1, ActualWidth-2, ActualHeight-2, 2 );
// title
int titleRenderedWidth = 0;
if ( !string.IsNullOrEmpty( title ) )
titleRenderedWidth = RenderString( title, buffer, 2, 0, ActualWidth - 4, attr );
// upper border
for ( int x = 0; x < ActualWidth; x++ ) {
char? c = null;
if ( x == 0 )
c = UnicodeTable.SingleFrameTopLeftCorner;
else if (x == ActualWidth - 1)
c = UnicodeTable.SingleFrameTopRightCorner;
else if (x == 1 || x == 2 + titleRenderedWidth)
c = ' ';
else if ( x > 2 + titleRenderedWidth && x < ActualWidth - 1 )
c = UnicodeTable.SingleFrameHorizontal;
if (c != null)
buffer.SetPixel( x, 0, c.Value, attr );
}
// left border
if (ActualHeight > 2)
buffer.FillRectangle(0, 1, 1, ActualHeight - 2, UnicodeTable.SingleFrameVertical, attr);
if (ActualHeight > 1)
buffer.SetPixel(0, ActualHeight - 1, UnicodeTable.SingleFrameBottomLeftCorner, attr);
// right border
if ( ActualWidth > 1 ) {
if (ActualHeight > 2)
buffer.FillRectangle(ActualWidth - 1, 1, 1, ActualHeight - 2, UnicodeTable.SingleFrameVertical, attr);
if (ActualHeight > 1)
buffer.SetPixel(ActualWidth - 1, ActualHeight - 1, UnicodeTable.SingleFrameBottomRightCorner, attr);
}
// bottom border
if ( ActualHeight > 1 && ActualWidth > 2 ) {
buffer.FillRectangle(1, ActualHeight - 1, ActualWidth - 2, 1, UnicodeTable.SingleFrameHorizontal, attr);
}
}
private void renderBorderSafe( RenderingBuffer buffer, int x, int y, int x2, int y2 )
{
if ( ActualWidth > x && ActualHeight > y )
buffer.SetPixel( x, y, UnicodeTable.SingleFrameTopLeftCorner );
if ( ActualWidth > x && ActualHeight > y2 && y2 > y )
buffer.SetPixel( x, y2, UnicodeTable.SingleFrameBottomLeftCorner );
if ( ActualHeight > y )
for ( int i = x + 1; i <= Math.Min( x2 - 1, ActualWidth - 1 ); i++ )
buffer.SetPixel( i, y, UnicodeTable.SingleFrameHorizontal );
if ( ActualHeight > y2 )
for ( int i = x + 1; i <= Math.Min( x2 - 1, ActualWidth - 1 ); i++ )
buffer.SetPixel( i, y2, UnicodeTable.SingleFrameHorizontal );
if ( ActualWidth > x )
for ( int j = y + 1; j <= Math.Min( y2 - 1, ActualHeight - 1 ); j++ )
buffer.SetPixel( x, j, UnicodeTable.SingleFrameVertical );
if ( ActualWidth > x2 )
for ( int j = y + 1; j <= Math.Min( y2 - 1, ActualHeight - 1 ); j++ )
buffer.SetPixel( x2, j, UnicodeTable.SingleFrameVertical );
if ( ActualWidth > x2 && ActualHeight > y && x2 > x )
buffer.SetPixel( x2, y, UnicodeTable.SingleFrameTopRightCorner );
if ( ActualWidth > x2 && ActualHeight > y2 && y2 > y && x2 > x )
buffer.SetPixel( x2, y2, UnicodeTable.SingleFrameBottomRightCorner );
}