/// <summary>
/// Draws a filled rectangle on the resource at a specific position with a determined color.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x1">X1.</param>
/// <param name="y1">Y1.</param>
/// <param name="x2">X2.</param>
/// <param name="y2">Y2.</param>
/// <param name="color">The color.</param>
protected override void DrawFilledRectangle(BCGSurface image, int x1, int y1, int x2, int y2, int color)
{
int scaleX = this.scale * this.scaleX;
int scaleY = this.scale * this.scaleY;
if (x1 > x2) // Swap
{
// XOR Swap not available in C#
int t = x1;
x1 = x2;
x2 = t;
}
if (y1 > y2) // Swap
{
// XOR Swap not available in C#
int t = y1;
y1 = y2;
y2 = t;
}
image.FillRectangle(
(x1 + this.offsetX) * scaleX + this.pushLabel[0],
(y1 + this.offsetY) * scaleY + this.pushLabel[1],
(x2 + this.offsetX) * scaleX + scaleX - 1 + this.pushLabel[0],
(y2 + this.offsetY) * scaleY + scaleY - 1 + this.pushLabel[1],
this.GetColor(image, color)
);
}
/**
* Draws the text.
* The coordinate passed are the positions of the barcode.
* $x1 and $y1 represent the top left corner.
* $x2 and $y2 represent the bottom right corner.
*
* @param resource $im
* @param int $x1
* @param int $y1
* @param int $x2
* @param int $y2
*/
public /*internal*/ void Draw(BCGSurface image, int x1, int y1, int x2, int y2)
{
var x = 0;
var y = 0;
var fontDimension = this.font.GetDimension();
if (this.position == Position.Top || this.position == Position.Bottom)
{
if (this.position == Position.Top)
{
y = y1 - this.spacing - fontDimension[1];
}
else if (this.position == Position.Bottom)
{
y = y2 + this.spacing;
}
if (this.alignment == Alignment.Center)
{
x = (x2 - x1) / 2 + x1 - fontDimension[0] / 2 + this.offset;
}
else if (this.alignment == Alignment.Left)
{
x = x1 + this.offset;
}
else
{
x = x2 + this.offset - fontDimension[0];
}
}
else
{
if (this.position == Position.Left)
{
x = x1 - this.spacing - fontDimension[0];
}
else if (this.position == Position.Right)
{
x = x2 + this.spacing;
}
if (this.alignment == Alignment.Center)
{
y = (y2 - y1) / 2 + y1 - fontDimension[1] / 2 + this.offset;
}
else if (this.alignment == Alignment.Top)
{
y = y1 + this.offset;
}
else
{
y = y2 + this.offset - fontDimension[1];
}
}
this.font.SetText(this.text);
this.font.Draw(image, x, y);
}
/// <summary>
/// Allocates the color based on the integer.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="color">The color.</param>
/// <returns>Implementation details of the color.</returns>
protected SKColor GetColor(BCGSurface image, int color)
{
if (color == BCGBarcode.COLOR_BG)
{
return(this.colorBg.Allocate(image));
}
else
{
return(this.colorFg.Allocate(image));
}
}
/// <summary>
/// Draws the text.
/// The coordinate passed are the positions of the barcode.
/// <paramref name="x1"/> and <paramref name="y1"/> represent the top left corner.
/// <paramref name="x2"/> and <paramref name="y2"/> represent the bottom right corner.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x1">The top left corner X coordinate.</param>
/// <param name="y1">The top left corner Y coordinate.</param>
/// <param name="x2">The bottom right corner X coordinate.</param>
/// <param name="y2">The bottom right corner Y coordinate.</param>
protected virtual void DrawText(BCGSurface image, int x1, int y1, int x2, int y2)
{
foreach (var label in labels)
{
label.Draw(image,
(x1 + this.offsetX) * this.scale + this.pushLabel[0],
(y1 + this.offsetY) * this.scale + this.pushLabel[1],
(x2 + this.offsetX) * this.scale + this.pushLabel[0],
(y2 + this.offsetY) * this.scale + this.pushLabel[1]);
}
}
/// <summary>
/// Draws 1 pixel on the resource at a specific position with a determined color.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x">The X coordinate.</param>
/// <param name="y">The Y coordinate.</param>
/// <param name="color">The color.</param>
protected virtual void DrawPixel(BCGSurface image, int x, int y, int color)
{
var xR = (x + this.offsetX) * this.scale + this.pushLabel[0];
var yR = (y + this.offsetY) * this.scale + this.pushLabel[1];
// We always draw a rectangle
image.FillRectangle(
xR,
yR,
xR + this.scale - 1,
yR + this.scale - 1,
this.GetColor(image, color)
);
}
/// <summary>
/// Draws 1 pixel on the resource at a specific position with a determined color.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x">X.</param>
/// <param name="y">Y.</param>
/// <param name="color">The color.</param>
protected override void DrawPixel(BCGSurface image, int x, int y, int color)
{
int scaleX = this.scale * this.scaleX;
int scaleY = this.scale * this.scaleY;
int xR = (x + this.offsetX) * scaleX + this.pushLabel[0];
int yR = (y + this.offsetY) * scaleY + this.pushLabel[1];
image.FillRectangle(
xR,
yR,
xR + scaleX - 1,
yR + scaleY - 1,
this.GetColor(image, color)
);
}
/// <summary>
/// Draws a filled rectangle on the resource at a specific position with a determined color.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x1">The top left corner X coordinate.</param>
/// <param name="y1">The top left corner Y coordinate.</param>
/// <param name="x2">The bottom right corner X coordinate.</param>
/// <param name="y2">The bottom right corner Y coordinate.</param>
/// <param name="color">The color.</param>
protected virtual void DrawFilledRectangle(BCGSurface image, int x1, int y1, int x2, int y2, int color)
{
if (x1 > x2)
{ // Swap
x1 ^= x2 ^= x1 ^= x2;
}
if (y1 > y2)
{ // Swap
y1 ^= y2 ^= y1 ^= y2;
}
image.FillRectangle(
(x1 + this.offsetX) * this.scale + this.pushLabel[0],
(y1 + this.offsetY) * this.scale + this.pushLabel[1],
(x2 + this.offsetX) * this.scale + this.pushLabel[0] + this.scale - 1,
(y2 + this.offsetY) * this.scale + this.pushLabel[1] + this.scale - 1,
this.GetColor(image, color)
);
}
/// <summary>
/// Draws an empty rectangle on the resource at a specific position with a determined color.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x1">The top left corner X coordinate.</param>
/// <param name="y1">The top left corner Y coordinate.</param>
/// <param name="x2">The bottom right corner X coordinate.</param>
/// <param name="y2">The bottom right corner Y coordinate.</param>
/// <param name="color">The color.</param>
protected virtual void DrawRectangle(BCGSurface image, int x1, int y1, int x2, int y2, int color)
{
if (this.scale == 1)
{
image.FillRectangle(
(x1 + this.offsetX) + this.pushLabel[0],
(y1 + this.offsetY) + this.pushLabel[1],
(x2 + this.offsetX) + this.pushLabel[0],
(y2 + this.offsetY) + this.pushLabel[1],
this.GetColor(image, color)
);
}
else
{
image.FillRectangle((x1 + this.offsetX) * this.scale + this.pushLabel[0], (y1 + this.offsetY) * this.scale + this.pushLabel[1], (x2 + this.offsetX) * this.scale + this.pushLabel[0] + this.scale - 1, (y1 + this.offsetY) * this.scale + this.pushLabel[1] + this.scale - 1, this.GetColor(image, color));
image.FillRectangle((x1 + this.offsetX) * this.scale + this.pushLabel[0], (y1 + this.offsetY) * this.scale + this.pushLabel[1], (x1 + this.offsetX) * this.scale + this.pushLabel[0] + this.scale - 1, (y2 + this.offsetY) * this.scale + this.pushLabel[1] + this.scale - 1, this.GetColor(image, color));
image.FillRectangle((x2 + this.offsetX) * this.scale + this.pushLabel[0], (y1 + this.offsetY) * this.scale + this.pushLabel[1], (x2 + this.offsetX) * this.scale + this.pushLabel[0] + this.scale - 1, (y2 + this.offsetY) * this.scale + this.pushLabel[1] + this.scale - 1, this.GetColor(image, color));
image.FillRectangle((x1 + this.offsetX) * this.scale + this.pushLabel[0], (y2 + this.offsetY) * this.scale + this.pushLabel[1], (x2 + this.offsetX) * this.scale + this.pushLabel[0] + this.scale - 1, (y2 + this.offsetY) * this.scale + this.pushLabel[1] + this.scale - 1, this.GetColor(image, color));
}
}
/// <summary>
/// Draws an empty rectangle on the resource at a specific position with a determined color.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x1">X1.</param>
/// <param name="y1">Y1.</param>
/// <param name="x2">X2.</param>
/// <param name="y2">Y2.</param>
/// <param name="color">The color.</param>
protected override void DrawRectangle(BCGSurface image, int x1, int y1, int x2, int y2, int color)
{
int scaleX = this.scale * this.scaleX;
int scaleY = this.scale * this.scaleY;
if (this.scale == 1)
{
image.FillRectangle(
(x1 + this.offsetX) * scaleX + this.pushLabel[0],
(y1 + this.offsetY) * scaleY + this.pushLabel[1],
(x2 + this.offsetX) * scaleX + this.pushLabel[0],
(y2 + this.offsetY) * scaleY + this.pushLabel[1],
this.GetColor(image, color)
);
}
else
{
image.FillRectangle((x1 + this.offsetX) * scaleX + this.pushLabel[0], (y1 + this.offsetY) * scaleY + this.pushLabel[1], (x2 + this.offsetX) * scaleX + scaleX - 1 + this.pushLabel[0], (y1 + this.offsetY) * scaleY + scaleY - 1 + this.pushLabel[1], this.GetColor(image, color));
image.FillRectangle((x1 + this.offsetX) * scaleX + this.pushLabel[0], (y1 + this.offsetY) * scaleY + this.pushLabel[1], (x1 + this.offsetX) * scaleX + scaleX - 1 + this.pushLabel[0], (y2 + this.offsetY) * scaleY + scaleY - 1 + this.pushLabel[1], this.GetColor(image, color));
image.FillRectangle((x2 + this.offsetX) * scaleX + this.pushLabel[0], (y1 + this.offsetY) * scaleY + this.pushLabel[1], (x2 + this.offsetX) * scaleX + scaleX - 1 + this.pushLabel[0], (y2 + this.offsetY) * scaleY + scaleY - 1 + this.pushLabel[1], this.GetColor(image, color));
image.FillRectangle((x1 + this.offsetX) * scaleX + this.pushLabel[0], (y2 + this.offsetY) * scaleY + this.pushLabel[1], (x2 + this.offsetX) * scaleX + scaleX - 1 + this.pushLabel[0], (y2 + this.offsetY) * scaleY + scaleY - 1 + this.pushLabel[1], this.GetColor(image, color));
}
}
/**
* Draws the text on the image at a specific position.
* $x and $y represent the left bottom corner.
*
* @param resource $im
* @param int $x
* @param int $y
*/
public void Draw(BCGSurface image, int x, int y)
{
var width = GetWidth();
var height = GetHeight();
var top = GetFontInfo().Top;
var rotationAngle = GetRotationAngle();
font !.Color = this.foregroundColor.Allocate(image);
var canvas = image.SKSurface.Canvas;
canvas.Save();
switch (rotationAngle)
{
case 0:
canvas.Translate(x, y - top);
break;
case 90:
canvas.Translate(height + x + top, y);
break;
case 180:
canvas.Translate(width + x, height + y + top);
break;
case 270:
canvas.Translate(x - top, width + y);
break;
}
canvas.RotateDegrees(rotationAngle);
image.SKSurface.Canvas.DrawText(text, 0, 0, font);
canvas.Restore();
}
/// <summary>
/// Creates a color to be used on the surface.
/// </summary>
/// <param name="image">The surface.</param>
/// <returns>The color.</returns>
public SKColor Allocate(BCGSurface image)
{
return(new SKColor((byte)this.vR, (byte)this.vG, (byte)this.vB));
}
/// <summary>
/// Draws a filled rectangle on the resource at a specific position with the foreground color.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x1">The top left corner X coordinate.</param>
/// <param name="y1">The top left corner Y coordinate.</param>
/// <param name="x2">The bottom right corner X coordinate.</param>
/// <param name="y2">The bottom right corner Y coordinate.</param>
protected virtual void DrawFilledRectangle(BCGSurface image, int x1, int y1, int x2, int y2)
{
this.DrawFilledRectangle(image, x1, y1, x2, y2, BCGBarcode.COLOR_FG);
}
/// <summary>
/// Draws 1 pixel on the resource at a specific position with the foreground color.
/// </summary>
/// <param name="image">The surface.</param>
/// <param name="x">The X coordinate.</param>
/// <param name="y">The Y coordinate.</param>
protected virtual void DrawPixel(BCGSurface image, int x, int y)
{
DrawPixel(image, x, y, BCGBarcode.COLOR_FG);
}
/// <summary> /// Abstract method that draws the barcode on the surface. /// </summary> /// <param name="image">The surface.</param> public abstract void Draw(BCGSurface image);
/// <summary>
/// Sets the image resource.
/// </summary>
/// <param name="image">The surface.</param>
public void SetImage(ref BCGSurface image)
{
this.im = image;
}
