public void LabelText(Graphics gr,
Rectangle rect,
bool isHot,
Font font,
IFieldControlContext context,
string text,
StringAlignment align)
{
Font fnt = isHot ? new Font(font.FontFamily, font.Size, font.Style | FontStyle.Underline): font;
bool enabled, marked;
Color markerColor;
float markerIntensity;
if (context != null)
{
enabled = context.IsEnabled && context.IsApplicable;
marked = context.Marked;
markerColor = context.MarkerColor;
markerIntensity = context.MarkerIntensity;
}
else
{
enabled = true;
marked = false;
markerColor = Color.Yellow;
markerIntensity = 0.85f;
}
if (enabled)
{
rect.Offset(1, 1);
Text(gr, rect, isHot, fnt, Brushes.White, context, text, align);
rect.Offset(-1, -1);
}
Text(gr, rect, isHot, fnt, enabled ? (isHot ? Brushes.Blue : Brushes.Black) : Brushes.Gray, context, text, align);
if (enabled && marked)
{
Utils.DrawTextHighlight(gr, rect, fnt, text, align, Color.FromArgb((int)((float)255 * markerIntensity), markerColor));
}
if (isHot)
{
fnt.Dispose();
}
}
public void Text(Graphics gr,
Rectangle rect,
bool isHot,
Font font,
Brush brush,
IFieldControlContext context,
string text,
StringAlignment align)
{
using (StringFormat fmt = new StringFormat())
{
fmt.Alignment = align;
gr.DrawString(text, font, brush, rect, fmt);
}
}
public void RadioGroup(Graphics gr,
Rectangle rect,
bool isHot,
IFieldControlContext context)
{
bool focused, enabled, applicable;
bool error;
bool modified;
if (context != null)
{
focused = context.Focused;
error = context.Validated && !context.Valid;
modified = context.GUIModified;
enabled = context.IsEnabled;
applicable = context.IsApplicable;
}
else
{
focused = false;
error = false;
modified = false;
enabled = false;
applicable = true;
}
if (focused)
{
System.Windows.Forms.ControlPaint.DrawFocusRectangle(gr, rect);
}
if (enabled)
{
if (error)
{
Utils.DrawUnderlineRectangle(gr, rect, Color.Red);
}
else
if (modified)
{
Utils.DrawUnderlineRectangle(gr, rect, Color.FromArgb(128, Color.Green));
}
}
}
public void Balloon(Graphics gr,
Rectangle rect,
Point target,
Color color,
IFieldControlContext context)
{
Point[] balloon = VectorUtils.VectorizeBalloon(rect, target, Math.PI / 8);
gr.SmoothingMode = SmoothingMode.AntiAlias;
using (LinearGradientBrush br =
new LinearGradientBrush(rect, Color.White, color, LinearGradientMode.ForwardDiagonal)
)
{
br.WrapMode = WrapMode.TileFlipXY;
gr.FillClosedCurve(br, balloon, FillMode.Alternate, 0.08f);
}
gr.DrawClosedCurve(Pens.Black, balloon, 0.08f, FillMode.Alternate);
}
public void Balloon(Graphics gr,
Rectangle rect,
Point target,
Color color,
IFieldControlContext context)
{
Point[] balloon = VectorUtils.VectorizeBalloon(rect, target, Math.PI / 8);
gr.SmoothingMode = SmoothingMode.AntiAlias;
using (LinearGradientBrush br =
new LinearGradientBrush(rect, Color.White, color, LinearGradientMode.ForwardDiagonal)
)
{
br.WrapMode = WrapMode.TileFlipXY;
gr.FillClosedCurve(br, balloon, FillMode.Alternate, 0.08f);
}
gr.DrawClosedCurve(Pens.Black, balloon, 0.08f, FillMode.Alternate);
}
public void RadioButton(Graphics gr,
Rectangle rect,
bool isHot,
IFieldControlContext context,
bool isChecked)
{
if (rect.Width < MIN_RB_SIZE) rect.Width=MIN_RB_SIZE;
if (rect.Height < MIN_RB_SIZE) rect.Height=MIN_RB_SIZE;
gr.SmoothingMode = SmoothingMode.HighQuality;
bool focused, enabled, applicable;
if (context != null)
{
focused = context.Focused;
enabled = context.IsEnabled;
applicable = context.IsApplicable;
}
else
{
focused = false;
enabled = true;
applicable = true;
}
Color grStart = (focused)? Color.FromArgb(0xff, 0xf0, 0x60) : Color.FromArgb(0xb0, 0xb0, 0xff);
if (!enabled) grStart = Color.Snow;
else
if (!applicable) grStart = Color.Silver;
//Draw radio button base
using (LinearGradientBrush gb = new LinearGradientBrush(rect,
grStart,
Color.White,
BRUSH_GRADIENT_ANGLE))
{
gr.FillEllipse(gb, rect);
}
//outer rim
gr.DrawEllipse(Pens.SlateBlue, rect);
if (enabled && applicable)
{
// outer rim black shadow
gr.DrawArc(Pens.Black, rect, SHADOW_ARC_START, SHADOW_ARC_SWEEP);
rect.Offset(1,1);
gr.DrawArc(Pens.SlateBlue, rect, SHADOW_ARC_START, SHADOW_ARC_SWEEP);
rect.Offset(-1, -1);
}
if (isChecked) //draw radio button circle
{
int deltaX = -(int)(rect.Width * 0.25);
int deltaY = -(int)(rect.Height * 0.25);
rect.Inflate(deltaX, deltaY);
using (LinearGradientBrush gb = new LinearGradientBrush(rect, Color.Navy, Color.Gray, BRUSH_GRADIENT_ANGLE))
{
gr.FillEllipse(gb, rect);
}
}//is checked
}
public void ComboButton(Graphics gr,
Rectangle rect,
bool isHot,
bool isPressed,
IFieldControlContext context)
{
if (rect.Width < MIN_RB_SIZE) rect.Width = MIN_RB_SIZE;
if (rect.Height < MIN_RB_SIZE) rect.Height = MIN_RB_SIZE;
bool enabled;
if (context!=null)
{
enabled = context.IsEnabled && context.IsApplicable;
}
else
{
enabled = true;
}
if (enabled)
{
//Draw button base
using (LinearGradientBrush br =
isHot? new LinearGradientBrush(rect,Color.White, Color.FromArgb(210, 0xff, 0xbf, 0x70), BRUSH_GRADIENT_ANGLE) :
new LinearGradientBrush(rect,Color.White, Color.FromArgb(128, 0xb0, 0xb0, 0xff), BRUSH_GRADIENT_ANGLE)
)
{
gr.FillRectangle(br, rect);
}
if (isHot)
gr.DrawRectangle(Pens.SlateBlue,rect);
else
gr.DrawRectangle(Pens.Silver, rect);
}
if (isPressed)
{
//left shadow
gr.DrawLine(Pens.Navy, rect.Left, rect.Bottom, rect.Left, rect.Top);
//Top shadow
gr.DrawLine(Pens.Navy, rect.Left, rect.Top, rect.Right, rect.Top);
}
//Draw chevron
if (isPressed)
rect.Offset(0,1); //make chevron look like pushed
using (Pen pen = new Pen(enabled? Color.Black : Color.Silver, 1))
{
int minDim = rect.Height<rect.Width ? rect.Height : rect.Width;
Point midPoint = new Point(rect.Left + rect.Width / 2, rect.Top + rect.Height / 2);
midPoint.Offset(0, (int)(minDim * 0.19)); //move midPoint down
int delta = (int)(minDim * 0.25);// chevron branch proportions
Point lPoint = midPoint;
lPoint.Offset(-delta, -delta);
Point rPoint = midPoint;
rPoint.Offset(+delta, -delta);
gr.DrawLine(pen, midPoint, lPoint);
gr.DrawLine(pen, midPoint, rPoint);
}
}
public void TextBox(Graphics gr,
Rectangle rect,
bool isHot,
IFieldControlContext context,
Bitmap textImage)
{
bool multiline;
bool focused, enabled, applicable;
bool modified;
bool error;
if (context!=null)
{
multiline = context.Multiline;
focused = context.Focused;
enabled = context.IsEnabled;
applicable = context.IsApplicable;
modified = context.GUIModified;
error = context.Validated && !context.Valid;
}
else
{
multiline = false;
focused = false;
modified = false;
error = false;
enabled = false;
applicable = true;
}
if (enabled)
{
using (LinearGradientBrush br =
new LinearGradientBrush
(
rect,
(focused) ? TextBoxBackgroundColor : Color.White,
(focused) ? TextBoxBackgroundColor : Color.FromArgb(0xe0, 0xe0, 0xff),
90
)
)
{
if (!focused)
{
ColorBlend blend = new ColorBlend(3);
blend.Colors[0] = Color.FromArgb(0xff, 0xff, 0xff);
blend.Colors[1] = Color.FromArgb(0xb0, 0xb0, 0xff);
blend.Colors[2] = Color.FromArgb(0xf0, 0xf0, 0xff);
blend.Positions[0] = 0;
blend.Positions[1] = 0.5f;
blend.Positions[2] = 1;
br.InterpolationColors = blend;
}
gr.FillRectangle(br, rect);
}
gr.DrawRectangle(Pens.SlateBlue, rect);
//Right line
gr.DrawLine(Pens.Navy, rect.Right, rect.Top + 1, rect.Right, rect.Bottom);
//Bottom Shelf
// gr.DrawLine(Pens.White, rect.Left + 1, rect.Bottom - 1, rect.Right - 2, rect.Bottom - 1);
gr.DrawLine(Pens.Navy, rect.Left + 1, rect.Bottom, rect.Right, rect.Bottom);
}
else
{
gr.FillRectangle(Brushes.Snow, rect);
gr.DrawRectangle(Pens.Silver, rect);
}
if (focused)
System.Windows.Forms.ControlPaint.DrawFocusRectangle(gr, rect);
if (textImage!=null)
gr.DrawImage(textImage, rect.Left + TextBoxMetrics.Left, rect.Top + TextBoxMetrics.Top);
if (enabled)
{
if (error)
Utils.DrawUnderline(gr, new Point(rect.Left+4, rect.Bottom -4), rect.Width - 8, Color.FromArgb(150, Color.Red));
else
if (modified)
Utils.DrawUnderline(gr, new Point(rect.Left + 4, rect.Bottom - 4), rect.Width - 8, Color.FromArgb(128, Color.Green));
}
}
public void LabelText(Graphics gr,
Rectangle rect,
bool isHot,
Font font,
IFieldControlContext context,
string text,
StringAlignment align)
{
Font fnt = isHot ? new Font(font.FontFamily, font.Size, font.Style | FontStyle.Underline): font;
bool enabled, marked;
Color markerColor;
float markerIntensity;
if (context!=null)
{
enabled = context.IsEnabled && context.IsApplicable;
marked = context.Marked;
markerColor = context.MarkerColor;
markerIntensity = context.MarkerIntensity;
}
else
{
enabled = true;
marked = false;
markerColor = Color.Yellow;
markerIntensity = 0.85f;
}
if (enabled)
{
rect.Offset(1, 1);
Text(gr, rect, isHot, fnt, Brushes.White, context, text, align);
rect.Offset(-1,-1);
}
Text(gr, rect, isHot, fnt, enabled ? (isHot ? Brushes.Blue : Brushes.Black) : Brushes.Gray, context, text, align);
if (enabled && marked)
Utils.DrawTextHighlight(gr, rect, fnt, text, align, Color.FromArgb((int)((float)255 * markerIntensity), markerColor));
if (isHot) fnt.Dispose();
}
public void Text(Graphics gr,
Rectangle rect,
bool isHot,
Font font,
Brush brush,
IFieldControlContext context,
string text,
StringAlignment align)
{
using (StringFormat fmt = new StringFormat())
{
fmt.Alignment = align;
gr.DrawString(text, font, brush, rect, fmt);
}
}
public void CheckBox(Graphics gr,
Rectangle rect,
bool isHot,
IFieldControlContext context,
bool isChecked)
{
if (rect.Width < MIN_RB_SIZE) rect.Width = MIN_RB_SIZE;
if (rect.Height < MIN_RB_SIZE) rect.Height = MIN_RB_SIZE;
bool focused, enabled, applicable;
bool error;
bool modified;
if (context!=null)
{
focused = context.Focused;
enabled = context.IsEnabled;
applicable = context.IsApplicable;
error = context.Validated && !context.Valid;
modified = context.GUIModified;
}
else
{
focused = false;
enabled = true;
applicable = true;
error = false;
modified = false;
}
Color grStart = (focused)? Color.FromArgb(0xff, 0xf0, 0x20) : Color.FromArgb(0xb0, 0xb0, 0xff);
if (!enabled) grStart = Color.Snow;
else
if (!applicable) grStart = Color.Silver;
//Draw check button base
using (LinearGradientBrush br = new LinearGradientBrush(rect,
Color.White,
grStart,
BRUSH_GRADIENT_ANGLE))
{
gr.FillRectangle(br, rect);
}
gr.DrawRectangle(Pens.SlateBlue, pinnedInflate(rect, -1, -1));
if (focused)
{
Rectangle fr = rect;
fr.Inflate(1,1);
fr = pinnedInflate(fr, 1,1);
System.Windows.Forms.ControlPaint.DrawFocusRectangle(gr, fr);
}
if (enabled && applicable)
{
//bottom shadow
gr.DrawLine(Pens.Navy, rect.Left + 1, rect.Bottom, rect.Right , rect.Bottom);
//Right shadow
gr.DrawLine(Pens.Navy, rect.Right, rect.Bottom, rect.Right, rect.Top+1);
}
if (isChecked) //draw checkmark
{
using (Pen p = new Pen(Color.FromArgb(180, 0,0,255), 2f))
{
gr.DrawLine(p,
(int)(rect.Left + rect.Width * 0.25), (int)(rect.Top + rect.Height * 0.25),
(int)(rect.Right - rect.Width * 0.25), (int)(rect.Bottom - rect.Height * 0.25)
);
gr.DrawLine(p,
(int)(rect.Right - rect.Width * 0.18), (int)(rect.Top + rect.Height * 0.18),
(int)(rect.Left + rect.Width * 0.18), (int)(rect.Bottom - rect.Height * 0.18)
);
}
}//is checked
if (enabled)
{
rect.Inflate(2,2);
if (error)
Utils.DrawUnderlineRectangle(gr, rect, Color.Red);
else
if (modified)
Utils.DrawUnderlineRectangle(gr, rect, Color.FromArgb(128, Color.Green));
}
}
public void RadioGroup(Graphics gr,
Rectangle rect,
bool isHot,
IFieldControlContext context)
{
bool focused, enabled, applicable;
bool error;
bool modified;
if (context != null)
{
focused = context.Focused;
error = context.Validated && !context.Valid;
modified = context.GUIModified;
enabled = context.IsEnabled;
applicable = context.IsApplicable;
}
else
{
focused = false;
error = false;
modified = false;
enabled = false;
applicable = true;
}
if (focused)
System.Windows.Forms.ControlPaint.DrawFocusRectangle(gr, rect);
if (enabled)
{
if (error)
Utils.DrawUnderlineRectangle(gr, rect, Color.Red);
else
if (modified)
Utils.DrawUnderlineRectangle(gr, rect, Color.FromArgb(128, Color.Green));
}
}
public void ComboButton(Graphics gr,
Rectangle rect,
bool isHot,
bool isPressed,
IFieldControlContext context)
{
if (rect.Width < MIN_RB_SIZE)
{
rect.Width = MIN_RB_SIZE;
}
if (rect.Height < MIN_RB_SIZE)
{
rect.Height = MIN_RB_SIZE;
}
bool enabled;
if (context != null)
{
enabled = context.IsEnabled && context.IsApplicable;
}
else
{
enabled = true;
}
if (enabled)
{
//Draw button base
using (LinearGradientBrush br =
isHot? new LinearGradientBrush(rect, Color.White, Color.FromArgb(210, 0xff, 0xbf, 0x70), BRUSH_GRADIENT_ANGLE) :
new LinearGradientBrush(rect, Color.White, Color.FromArgb(128, 0xb0, 0xb0, 0xff), BRUSH_GRADIENT_ANGLE)
)
{
gr.FillRectangle(br, rect);
}
if (isHot)
{
gr.DrawRectangle(Pens.SlateBlue, rect);
}
else
{
gr.DrawRectangle(Pens.Silver, rect);
}
}
if (isPressed)
{
//left shadow
gr.DrawLine(Pens.Navy, rect.Left, rect.Bottom, rect.Left, rect.Top);
//Top shadow
gr.DrawLine(Pens.Navy, rect.Left, rect.Top, rect.Right, rect.Top);
}
//Draw chevron
if (isPressed)
{
rect.Offset(0, 1); //make chevron look like pushed
}
using (Pen pen = new Pen(enabled? Color.Black : Color.Silver, 1))
{
int minDim = rect.Height < rect.Width ? rect.Height : rect.Width;
Point midPoint = new Point(rect.Left + rect.Width / 2, rect.Top + rect.Height / 2);
midPoint.Offset(0, (int)(minDim * 0.19)); //move midPoint down
int delta = (int)(minDim * 0.25); // chevron branch proportions
Point lPoint = midPoint;
lPoint.Offset(-delta, -delta);
Point rPoint = midPoint;
rPoint.Offset(+delta, -delta);
gr.DrawLine(pen, midPoint, lPoint);
gr.DrawLine(pen, midPoint, rPoint);
}
}
public void RadioButton(Graphics gr,
Rectangle rect,
bool isHot,
IFieldControlContext context,
bool isChecked)
{
if (rect.Width < MIN_RB_SIZE)
{
rect.Width = MIN_RB_SIZE;
}
if (rect.Height < MIN_RB_SIZE)
{
rect.Height = MIN_RB_SIZE;
}
gr.SmoothingMode = SmoothingMode.HighQuality;
bool focused, enabled, applicable;
if (context != null)
{
focused = context.Focused;
enabled = context.IsEnabled;
applicable = context.IsApplicable;
}
else
{
focused = false;
enabled = true;
applicable = true;
}
Color grStart = (focused)? Color.FromArgb(0xff, 0xf0, 0x60) : Color.FromArgb(0xb0, 0xb0, 0xff);
if (!enabled)
{
grStart = Color.Snow;
}
else
if (!applicable)
{
grStart = Color.Silver;
}
//Draw radio button base
using (LinearGradientBrush gb = new LinearGradientBrush(rect,
grStart,
Color.White,
BRUSH_GRADIENT_ANGLE))
{
gr.FillEllipse(gb, rect);
}
//outer rim
gr.DrawEllipse(Pens.SlateBlue, rect);
if (enabled && applicable)
{
// outer rim black shadow
gr.DrawArc(Pens.Black, rect, SHADOW_ARC_START, SHADOW_ARC_SWEEP);
rect.Offset(1, 1);
gr.DrawArc(Pens.SlateBlue, rect, SHADOW_ARC_START, SHADOW_ARC_SWEEP);
rect.Offset(-1, -1);
}
if (isChecked) //draw radio button circle
{
int deltaX = -(int)(rect.Width * 0.25);
int deltaY = -(int)(rect.Height * 0.25);
rect.Inflate(deltaX, deltaY);
using (LinearGradientBrush gb = new LinearGradientBrush(rect, Color.Navy, Color.Gray, BRUSH_GRADIENT_ANGLE))
{
gr.FillEllipse(gb, rect);
}
}//is checked
}
public void TextBox(Graphics gr,
Rectangle rect,
bool isHot,
IFieldControlContext context,
Bitmap textImage)
{
bool multiline;
bool focused, enabled, applicable;
bool modified;
bool error;
if (context != null)
{
multiline = context.Multiline;
focused = context.Focused;
enabled = context.IsEnabled;
applicable = context.IsApplicable;
modified = context.GUIModified;
error = context.Validated && !context.Valid;
}
else
{
multiline = false;
focused = false;
modified = false;
error = false;
enabled = false;
applicable = true;
}
if (enabled)
{
using (LinearGradientBrush br =
new LinearGradientBrush
(
rect,
(focused) ? TextBoxBackgroundColor : Color.White,
(focused) ? TextBoxBackgroundColor : Color.FromArgb(0xe0, 0xe0, 0xff),
90
)
)
{
if (!focused)
{
ColorBlend blend = new ColorBlend(3);
blend.Colors[0] = Color.FromArgb(0xff, 0xff, 0xff);
blend.Colors[1] = Color.FromArgb(0xb0, 0xb0, 0xff);
blend.Colors[2] = Color.FromArgb(0xf0, 0xf0, 0xff);
blend.Positions[0] = 0;
blend.Positions[1] = 0.5f;
blend.Positions[2] = 1;
br.InterpolationColors = blend;
}
gr.FillRectangle(br, rect);
}
gr.DrawRectangle(Pens.SlateBlue, rect);
//Right line
gr.DrawLine(Pens.Navy, rect.Right, rect.Top + 1, rect.Right, rect.Bottom);
//Bottom Shelf
// gr.DrawLine(Pens.White, rect.Left + 1, rect.Bottom - 1, rect.Right - 2, rect.Bottom - 1);
gr.DrawLine(Pens.Navy, rect.Left + 1, rect.Bottom, rect.Right, rect.Bottom);
}
else
{
gr.FillRectangle(Brushes.Snow, rect);
gr.DrawRectangle(Pens.Silver, rect);
}
if (focused)
{
System.Windows.Forms.ControlPaint.DrawFocusRectangle(gr, rect);
}
if (textImage != null)
{
gr.DrawImage(textImage, rect.Left + TextBoxMetrics.Left, rect.Top + TextBoxMetrics.Top);
}
if (enabled)
{
if (error)
{
Utils.DrawUnderline(gr, new Point(rect.Left + 4, rect.Bottom - 4), rect.Width - 8, Color.FromArgb(150, Color.Red));
}
else
if (modified)
{
Utils.DrawUnderline(gr, new Point(rect.Left + 4, rect.Bottom - 4), rect.Width - 8, Color.FromArgb(128, Color.Green));
}
}
}
public void CheckBox(Graphics gr,
Rectangle rect,
bool isHot,
IFieldControlContext context,
bool isChecked)
{
if (rect.Width < MIN_RB_SIZE)
{
rect.Width = MIN_RB_SIZE;
}
if (rect.Height < MIN_RB_SIZE)
{
rect.Height = MIN_RB_SIZE;
}
bool focused, enabled, applicable;
bool error;
bool modified;
if (context != null)
{
focused = context.Focused;
enabled = context.IsEnabled;
applicable = context.IsApplicable;
error = context.Validated && !context.Valid;
modified = context.GUIModified;
}
else
{
focused = false;
enabled = true;
applicable = true;
error = false;
modified = false;
}
Color grStart = (focused)? Color.FromArgb(0xff, 0xf0, 0x20) : Color.FromArgb(0xb0, 0xb0, 0xff);
if (!enabled)
{
grStart = Color.Snow;
}
else
if (!applicable)
{
grStart = Color.Silver;
}
//Draw check button base
using (LinearGradientBrush br = new LinearGradientBrush(rect,
Color.White,
grStart,
BRUSH_GRADIENT_ANGLE))
{
gr.FillRectangle(br, rect);
}
gr.DrawRectangle(Pens.SlateBlue, pinnedInflate(rect, -1, -1));
if (focused)
{
Rectangle fr = rect;
fr.Inflate(1, 1);
fr = pinnedInflate(fr, 1, 1);
System.Windows.Forms.ControlPaint.DrawFocusRectangle(gr, fr);
}
if (enabled && applicable)
{
//bottom shadow
gr.DrawLine(Pens.Navy, rect.Left + 1, rect.Bottom, rect.Right, rect.Bottom);
//Right shadow
gr.DrawLine(Pens.Navy, rect.Right, rect.Bottom, rect.Right, rect.Top + 1);
}
if (isChecked) //draw checkmark
{
using (Pen p = new Pen(Color.FromArgb(180, 0, 0, 255), 2f))
{
gr.DrawLine(p,
(int)(rect.Left + rect.Width * 0.25), (int)(rect.Top + rect.Height * 0.25),
(int)(rect.Right - rect.Width * 0.25), (int)(rect.Bottom - rect.Height * 0.25)
);
gr.DrawLine(p,
(int)(rect.Right - rect.Width * 0.18), (int)(rect.Top + rect.Height * 0.18),
(int)(rect.Left + rect.Width * 0.18), (int)(rect.Bottom - rect.Height * 0.18)
);
}
}//is checked
if (enabled)
{
rect.Inflate(2, 2);
if (error)
{
Utils.DrawUnderlineRectangle(gr, rect, Color.Red);
}
else
if (modified)
{
Utils.DrawUnderlineRectangle(gr, rect, Color.FromArgb(128, Color.Green));
}
}
}