/**
* Set the font to draw text with.
*
* @param font The font to use.
* @param fontSize The font size to draw the text.
* @throws IOException If there is an error writing the font information.
*/
public void setFont(PDFont font, float fontSize) throws IOException {
String fontMapping = (String) fontMappings.get(font);
if (fontMapping == null) {
fontMapping = MapUtil.getNextUniqueKey(fonts, "F");
fontMappings.put(font, fontMapping);
fonts.put(fontMapping, font);
}
appendRawCommands("/");
appendRawCommands(fontMapping);
appendRawCommands(SPACE);
appendRawCommands(formatDecimal.format(fontSize));
appendRawCommands(SPACE);
appendRawCommands(SET_FONT);
}
/**
* Draw an xobject(form or image) at the x,y coordinates and a certain width and height.
*
* @param xobject The xobject to draw.
* @param x The x-coordinate to draw the image.
* @param y The y-coordinate to draw the image.
* @param width The width of the image to draw.
* @param height The height of the image to draw.
* @throws IOException If there is an error writing to the stream.
*/
public void drawXObject(PDXObject xobject, float x, float y, float width, float height)
throws IOException {
String xObjectPrefix = null;
if (xobject instanceof PDXObjectImage) {
xObjectPrefix = "Im";
} else {
xObjectPrefix = "Form";
}
String objMapping = (String) xobjectMappings.get(xobject);
if (objMapping == null) {
objMapping = MapUtil.getNextUniqueKey(xobjects, xObjectPrefix);
xobjectMappings.put(xobject, objMapping);
xobjects.put(objMapping, xobject);
}
appendRawCommands(SAVE_GRAPHICS_STATE);
appendRawCommands(formatDecimal.format(width));
appendRawCommands(SPACE);
appendRawCommands(formatDecimal.format(0));
appendRawCommands(SPACE);
appendRawCommands(formatDecimal.format(0));
appendRawCommands(SPACE);
appendRawCommands(formatDecimal.format(height));
appendRawCommands(SPACE);
appendRawCommands(formatDecimal.format(x));
appendRawCommands(SPACE);
appendRawCommands(formatDecimal.format(y));
appendRawCommands(SPACE);
appendRawCommands(CONCATENATE_MATRIX);
appendRawCommands(SPACE);
appendRawCommands("/");
appendRawCommands(objMapping);
appendRawCommands(SPACE);
appendRawCommands(XOBJECT_DO);
appendRawCommands(SPACE);
appendRawCommands(RESTORE_GRAPHICS_STATE);
}
