protected override void OnDraw(Android.Graphics.Canvas canvas)
{
var rect = new RectF(0, 0, 300, 300);
switch (Shape)
{
case Shape.Circle:
canvas.DrawOval(rect, new Paint() { Color = Color.CornflowerBlue });
break;
case Shape.Square:
canvas.DrawRect(rect, new Paint() { Color = Color.Crimson });
break;
case Shape.Triangle:
var path = new Path();
path.MoveTo(rect.CenterX(), rect.Top);
path.LineTo(rect.Left, rect.Bottom);
path.LineTo(rect.Right, rect.Bottom);
path.Close();
var paint = new Paint() {Color = Color.Crimson};
paint.Color = Color.Gold;
paint.SetStyle(Paint.Style.Fill);
canvas.DrawPath(path, paint);
break;
default:
throw new ArgumentOutOfRangeException();
}
}
public override void Draw(Android.Graphics.Canvas canvas)
{
base.Draw(canvas);
var rect = new RectF(0,0,300,300);
switch (TheShape)
{
case Shape.Circle:
canvas.DrawOval(rect, new Paint() { Color = Color.Aqua });
break;
case Shape.Square:
canvas.DrawRect(rect, new Paint() { Color = Color.Red });
break;
case Shape.Triangle:
var path = new Path();
path.MoveTo(rect.CenterX(), 0);
path.LineTo(0, rect.Height());
path.LineTo(rect.Width(), rect.Height());
path.Close();
var paint = new Paint() {Color = Color.Magenta};
paint.SetStyle(Paint.Style.Fill);
canvas.DrawPath(path, paint);
break;
default:
throw new ArgumentOutOfRangeException();
}
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
String rdText = this.Text.ToString();
Paint textPaint = new Paint();
textPaint.AntiAlias = true;
textPaint.TextSize = this.TextSize;
textPaint.TextAlign = Android.Graphics.Paint.Align.Center;
float canvasWidth = canvas.Width;
float textWidth = textPaint.MeasureText(rdText);
if (Checked)
{
this.SetBackgroundResource(Resource.Drawable.RoundedShape);
int[] colors = new int[] { this.Context.Resources.GetColor(Resource.Color.radioUnselectTop), this.Context.Resources.GetColor(Resource.Color.radioSelectTop )};
GradientDrawable grad = new GradientDrawable(GradientDrawable.Orientation.TopBottom, colors);
grad.SetBounds(0, 0, this.Width, this.Height);
grad.SetCornerRadius(7f);
this.SetBackgroundDrawable(grad);
}
else
{
this.SetBackgroundResource(Resource.Drawable.RoundedShape);
int[] colors = new int[] { this.Context.Resources.GetColor(Resource.Color.radioUnselectTop), this.Context.Resources.GetColor(Resource.Color.radioUnselectBottom) };
GradientDrawable grad = new GradientDrawable(GradientDrawable.Orientation.TopBottom, colors);
grad.SetBounds(0, 0, this.Width, this.Height);
grad.SetCornerRadius(7f);
this.SetBackgroundDrawable(grad);
}
Paint paint = new Paint();
paint.Color = Color.Transparent;
paint.SetStyle(Android.Graphics.Paint.Style.Stroke);
Rect rect = new Rect(0, 0, this.Width, this.Height);
canvas.DrawRect(rect, paint);
base.OnDraw(canvas);
}
protected override void OnDraw (Android.Graphics.Canvas canvas)
{
int height = Height;
int childCount = ChildCount;
int dividerHeightPx = (int) (Math.Min(Math.Max(0f, _dividerHeight), 1f) * height);
SlidingTabLayout.ITabColorizer tabColorizer =_customTabColorizer != null ? _customTabColorizer: _defaultTabColorizer;
// Thick colored underline below the current selection
if (childCount > 0) {
View selectedTitle = GetChildAt(_selectedPosition);
int left = selectedTitle.Left;
int right = selectedTitle.Right;
int color = tabColorizer.GetIndicatorColor(_selectedPosition);
if (_selectionOffset > 0f && _selectedPosition < (ChildCount - 1)) {
int nextColor = tabColorizer.GetIndicatorColor(_selectedPosition + 1);
if (color != nextColor) {
color = BlendColors(nextColor, color, _selectionOffset);
}
// Draw the selection partway between the tabs
View nextTitle = GetChildAt(_selectedPosition + 1);
left = (int) (_selectionOffset * nextTitle.Left +(1.0f - _selectionOffset) * left);
right = (int) (_selectionOffset * nextTitle.Right +(1.0f - _selectionOffset) * right);
}
_selectedIndicatorPaint.Color = Color.LightSkyBlue;
canvas.DrawRect(left, height - _selectedIndicatorThickness, right,
height, _selectedIndicatorPaint);
}
// Thin underline along the entire bottom edge
canvas.DrawRect(0, height - _bottomBorderThickness, Width, height, _bottomBorderPaint);
// Vertical separators between the titles
int separatorTop = (height - dividerHeightPx) / 2;
for (int i = 0; i < childCount - 1; i++) {
View child = GetChildAt(i);
_dividerPaint.Color=Color.Gray;
canvas.DrawLine(child.Right, separatorTop, child.Right,
separatorTop + dividerHeightPx, _dividerPaint);
}
}
protected override void DispatchDraw(Android.Graphics.Canvas canvas)
{
base.DispatchDraw (canvas);
if (opened || isTracking || animator != null) {
// Draw inset shadow on the menu
canvas.Save ();
shadowDrawable.SetBounds (0, 0, Context.ToPixels (8), Height);
canvas.Translate (ContentView.Left - shadowDrawable.Bounds.Width (), 0);
shadowDrawable.Draw (canvas);
canvas.Restore ();
if (contentOffsetX != 0) {
// Cover the area with a black overlay to display openess graphically
var openness = ((float)(MaxOffset - contentOffsetX)) / MaxOffset;
overlayPaint.Alpha = Math.Max (0, (int)(MaxOverlayAlpha * openness));
if (overlayPaint.Alpha > 0)
canvas.DrawRect (0, 0, ContentView.Left, Height, overlayPaint);
}
}
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
// On draw or redraw, we should
// get our cached bitmap
Bitmap gameTargetBitmap = GetBitmapFromMemCache("target");
// For multiple dragging object, but for
// now we only have one. :)
foreach (DragObject dObject in dragObjects) {
#region Draw transparent target area
paint.SetStyle(Paint.Style.Fill);
// Set tranparent paint
// Change this to another ARGB color to
// see the target area
paint.SetARGB(128, 255, 255, 255);
// Coords for target drop area
const int x1 = 767;
const int x2 = 990;
const int y1 = 204;
const int y2 = 560;
// Draw target area
canvas.DrawRect(x1, y1, x2, y2, paint);
// Set target drop area for our check if the
// dragged object is within the drop area bounds
this.targetDropX1 = x1;
this.targetDropX2 = x2;
this.targetDropY1 = y1;
this.targetDropY2 = y2;
// Offset the bitmap overlay just a
// bit to look nice
const int xOffset = 10;
const int yOffset = 10;
// Draw target bitmap overlay
canvas.DrawBitmap(gameTargetBitmap, targetDropX1 + xOffset, targetDropY1 + yOffset, null);
#endregion Draw transparent target area with a image overlay
// Draw object bitmap to drag
canvas.DrawBitmap(dObject.GetBitmap(), dObject.GetX(), dObject.GetY(), null);
}
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
if (mixerValue == null) // don't do anything if we're not connected to a mixervalue
return;
if (bmp == null) {
bmp = BitmapFactory.DecodeResource (Resources, Resource.Drawable.Fader_Knob);
Bitmap scaled = Bitmap.CreateScaledBitmap (bmp, 25, 55, true);
bmp.Recycle();
bmp = scaled;
}
int margin = 60;
float radius = 4;
int center = (Width / 2) + 5;
int minY1 = margin - (bmp.Height / 2);
int maxY1 = Height - margin - (bmp.Height / 2);
rangeY = maxY1 - minY1;
float factor = (float)mixerValue.GetValue() / (float)maxValue;
bitmapX1 = center - bmp.Width / 2;
bitmapY1 = maxY1 - (int)(factor * (float)rangeY);
base.OnDraw (canvas);
var paint = new Paint ();
paint.Color = Color.White;
paint.TextAlign = Paint.Align.Center;
paint.TextSize = (float)12.0;
paint.SetTypeface(Typeface.DefaultBold);
if (channel_name != null)
canvas.DrawText (channel_name, center - 5, 14, paint); // align with pan control
int levelX1 = center - (bmp.Width / 2) - 2;
int levelX2 = center + (bmp.Width / 2);
paint.TextSize = (float)10.0;
paint.TextAlign = Paint.Align.Right;
foreach (var level in faderLevels) {
float factorLevel = (float)level.Key / (float)maxValue;
int levelY = maxY1 - (int)(factorLevel * (float)rangeY) + (bmp.Height / 2);
canvas.DrawRect (levelX1, levelY - 1, levelX2, levelY, paint);
canvas.DrawText (level.Value, levelX1 - 4, levelY + 3, paint);
}
paint.Color = Color.DarkGray;
RectF rect = new RectF (center - 2, margin, center + 2, Height - margin);
canvas.DrawRoundRect(rect, radius, radius, paint);
paint.Color = Color.Black;
rect = new RectF (center - 1, margin + 1, center + 1, Height - margin - 1);
canvas.DrawRoundRect(rect, radius, radius, paint);
bitmapX2 = bitmapX1 + bmp.Width;
bitmapY2 = bitmapY1 + bmp.Height;
if (isActive) {
paint.Alpha = 255;
} else {
paint.Alpha = 180;
}
canvas.DrawBitmap (bmp, bitmapX1, bitmapY1, paint);
//bmp.Recycle ();
}
public override void Draw(Android.Graphics.Canvas canvas)
{
if (Control == null) return;
Control.CreateGraphicBuffers();
var ctime = System.Environment.TickCount;
Fleux.UIElements.Canvas.drawtime = 0;
if (Control.offUpdated)
{
lock(Control.offBmp)
{
Control.Draw(new PaintEventArgs(Control.offGr, new Rectangle(0,0, Control.offBmp.Width, Control.offBmp.Height)));
updcnt++;
}
}
Control.offUpdated = false;
lock(Control.offBmp)
{
if (Fleux.Core.FleuxApplication.HorizontalMirror)
{
canvas.Save();
canvas.Scale (-1, 1);
canvas.Translate (-(float)Control.drect.Width(), 0);
}else if (Fleux.Core.FleuxApplication.VerticalMirror)
{
canvas.Save();
canvas.Scale (1, -1);
canvas.Translate (0, -(float)Control.drect.Height());
}
Control.offGr.Flush();
canvas.DrawBitmap(Control.offBmp.ABitmap, Control.srect, Control.drect, paint);
updcntflush++;
}
if (PerfData)
{
ctime = System.Environment.TickCount - ctime;
{
totime += ctime;
}
var cavg = totime / (updcnt+1);
var cpaint = new Android.Graphics.Paint();
cpaint.Color = new Android.Graphics.Color(0xA0, 0xFF, 0xFF, 0xFF);
cpaint.SetStyle(Android.Graphics.Paint.Style.Fill);
canvas.DrawRect(0,0, 250, 20, cpaint);
canvas.DrawText(""+updcnt+":"+updcntflush+":"+updcntinval+" ctime: "+ctime+"cavg:"+cavg+" canv: "+Fleux.UIElements.Canvas.drawtime, 0,20, spaint);
cpaint.Dispose();
if (updcnt > 100)
{
totime = 0;
updcnt = 0;
}
}
}
public override void Draw (Android.Graphics.Canvas canvas, MapView mapView, bool shadow)
{
base.Draw (canvas, mapView, shadow);
var paint = new Paint ();
paint.AntiAlias = true;
paint.Color = Color.Purple;
// to draw fixed graphics that will not move or scale with the map
//canvas.DrawRect (0, 0, 100, 100, paint);
// to draw graphics at a geocoded location that move and scale with the map
var gp = new GeoPoint ((int)41.940542E6, (int)-73.363447E6);
var pt = mapView.Projection.ToPixels (gp, null);
float distance = mapView.Projection.MetersToEquatorPixels (20000);
canvas.DrawRect (pt.X, pt.Y, pt.X + distance, pt.Y + distance, paint);
}
public override void Draw(Android.Graphics.Canvas canvas)
{
if (Control == null) return;
Control.CreateGraphicBuffers();
if (origMatrix == null)
{
origMatrix = new Android.Graphics.Matrix();
origMatrix.Set (canvas.Matrix);
}
if (hMatrix == null)
{
hMatrix = new Android.Graphics.Matrix();
hMatrix.Set(origMatrix);
hMatrix.PostTranslate(-Control.offBmp.Width, 0);
hMatrix.PostScale(-1, 1);
}
if (vMatrix == null)
{
vMatrix = new Android.Graphics.Matrix();
vMatrix.Set(origMatrix);
vMatrix.PostTranslate(0, -Control.offBmp.Height);
vMatrix.PostScale(1, -1);
}
var ctime = System.Environment.TickCount;
var realupdate = false;
Fleux.UIElements.Canvas.drawtime = 0;
/**/
if (Control.offNeedExtraDraw && Control.offUpdated)
lock(Control.offBmp){
Control.offNeedExtraDraw = false;
Control.offUpdated = false;
Control.offBmpDraw = true;
Control.Draw(new PaintEventArgs(Control.offGr, new Rectangle(0,0, Control.offBmp.Width, Control.offBmp.Height)));
Control.offBmpDraw = false;
updcnt++;
realupdate = true;
}
//*/
lock(Control.offBmp)
{
if (Fleux.Core.FleuxApplication.HorizontalMirror)
{
canvas.Matrix = hMatrix;
}else if (Fleux.Core.FleuxApplication.VerticalMirror)
{
canvas.Matrix = vMatrix;
}else
canvas.Matrix = origMatrix;
// Thats for FastGraphics.cs
Control.offGr.Flush();
canvas.DrawBitmap(Control.offBmp.ABitmap, 0,0, paint);
Control.offUpdated = false;
updcntflush++;
}
if (PerfData)
{
ctime = System.Environment.TickCount - ctime;
//if (realupdate)
{
totime += ctime;
}
var cavg = totime / (updcnt+1);
var cpaint = new Android.Graphics.Paint();
cpaint.Color = new Android.Graphics.Color(0xA0, 0xFF, 0xFF, 0xFF);
cpaint.SetStyle(Android.Graphics.Paint.Style.Fill);
canvas.DrawRect(0,0, 250, 20, cpaint);
canvas.DrawText(""+updcnt+":"+updcntflush+":"+updcntinval+" ctime: "+ctime+"cavg:"+cavg+" canv: "+Fleux.UIElements.Canvas.drawtime, 0,20, spaint);
cpaint.Dispose();
if (updcnt > 100)
{
totime = 0;
updcnt = 0;
}
}
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
base.OnDraw(canvas);
// Fill the background
canvas.DrawPaint(mBackgroundPaint);
// Test Text
canvas.Save();
var textWidth = mTextPaint.MeasureText("Hello");
Rect textBounds = new Rect();
mTextPaint.GetTextBounds("Hello", 0, 1, textBounds);
canvas.DrawText("Hello", canvas.Width/2-textWidth/2, canvas.Height/2 - textBounds.Height()/2, mTextPaint);
textWidth = mTextPaint.MeasureText("World");
textBounds = new Rect();
mTextPaint.GetTextBounds("World", 0, 1, textBounds);
mTextPaint.Color = Color.Green;
canvas.DrawText("World", (canvas.Width/2-textWidth/2) +100, (canvas.Height/2 - textBounds.Height()/2) + 100, mTextPaint);
canvas.Restore();
foreach (Box box in mBoxes) {
float left = Math.Min(box.Origin.X, box.Current.X);
float right = Math.Max(box.Origin.X, box.Current.X);
float top = Math.Min(box.Origin.Y, box.Current.Y);
float bottom = Math.Max(box.Origin.Y, box.Current.Y);
canvas.Save();
canvas.Rotate(box.Rotation, (box.Origin.X + box.Current.X)/2, (box.Origin.Y + box.Current.Y)/2 );
canvas.DrawRect(left, top, right, bottom, mBoxPaint);
canvas.Restore();
}
}
public void DoDraw(Android.Graphics.Canvas canvas)
{
canvas.DrawRect(0f,_offset,100,_offset+100,rectPaint);
}
