Mega Code Archive
Image String Drawer
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//package com.akjava.lib.android.opengl;
import javax.microedition.khronos.opengles.GL10;
import javax.microedition.khronos.opengles.GL11;
import javax.microedition.khronos.opengles.GL11Ext;
public class ImageStringDrawer {
private int textureId;
private int baseSize = 16;// ??
public float fontMargin = 0.5f;// ???
public static final float[] color_white = { 1, 1, 1, 1 };
public static final float[] color_black = { 0, 0, 0, 1 };
public static final float[] color_red = { 1, 0, 0, 1 };
public static final String FPS_LABEL = "FPS:";
public static final char[] numbers = { '0', '1', '2', '3', '4', '5', '6',
'7', '8', '9' };
/*
* ???? ???????????????
*/
public ImageStringDrawer(int textureId) {
this.textureId = textureId;
getImageFontRec_return = new int[] { 0, 0, baseSize, baseSize };
}
public ImageStringDrawer(int textureId, int baseSize) {
this.textureId = textureId;
this.baseSize = baseSize;
getImageFontRec_return = new int[] { 0, 0, baseSize, baseSize * 2 };
}
int dx;
int dy;
char ch;
int i;
public int getStringWidth(StringBuffer text, final int fontSize,
final float marginPersent) {
return (int) (text.length() * fontSize * marginPersent) + fontSize / 2;
}
public synchronized void drawString(final GL10 gl, final StringBuffer text,
final int startX, final int startY, final int fontSize,
final float marginPersent) {
dy = startY;
dx = startX;
gl.glBindTexture(GL10.GL_TEXTURE_2D, textureId);
for (i = 0; i < text.length(); i++) {
ch = text.charAt(i);
// gl.glDisable(GL10.GL_BLEND);
((GL11) gl).glTexParameteriv(GL10.GL_TEXTURE_2D,
GL11Ext.GL_TEXTURE_CROP_RECT_OES, getImageFontRec(ch), 0);
((GL11Ext) gl).glDrawTexiOES(dx, dy, 0, fontSize, fontSize * 2);
dx += fontSize * marginPersent;// *marginPersent;
// gl.glEnable(GL10.GL_BLEND);
}
}
public synchronized void drawFpsString(final GL10 gl, final int fps,
final int startX, final int startY, final int fontSize,
final float marginPersent) {
dy = startY;
dx = startX;
gl.glBindTexture(GL10.GL_TEXTURE_2D, textureId);
for (i = 0; i < FPS_LABEL.length(); i++) {
ch = FPS_LABEL.charAt(i);
((GL11) gl).glTexParameteriv(GL10.GL_TEXTURE_2D,
GL11Ext.GL_TEXTURE_CROP_RECT_OES, getImageFontRec(ch), 0);
((GL11Ext) gl).glDrawTexiOES(dx, dy, 0, fontSize, fontSize * 2);
dx += fontSize * marginPersent;
}
((GL11) gl).glTexParameteriv(GL10.GL_TEXTURE_2D,
GL11Ext.GL_TEXTURE_CROP_RECT_OES,
getImageFontRec(numbers[fps / 100]), 0);
((GL11Ext) gl).glDrawTexiOES(dx, dy, 0, fontSize, fontSize * 2);
dx += fontSize * marginPersent;
((GL11) gl).glTexParameteriv(GL10.GL_TEXTURE_2D,
GL11Ext.GL_TEXTURE_CROP_RECT_OES,
getImageFontRec(numbers[fps % 100 / 10]), 0);
((GL11Ext) gl).glDrawTexiOES(dx, dy, 0, fontSize, fontSize * 2);
dx += fontSize * marginPersent;
((GL11) gl).glTexParameteriv(GL10.GL_TEXTURE_2D,
GL11Ext.GL_TEXTURE_CROP_RECT_OES,
getImageFontRec(numbers[fps % 10]), 0);
((GL11Ext) gl).glDrawTexiOES(dx, dy, 0, fontSize, fontSize * 2);
}
public synchronized void drawString(final GL10 gl, final StringBuffer text,
final int startX, final int startY, final int fontSize) {
drawString(gl, text, startX, startY, fontSize, fontMargin);
}
public synchronized void drawShadowString(final GL10 gl,
final StringBuffer text, final int startX, final int startY,
final int fontSize, float[] shadowColor, float[] textColor,
int shadowX, int shadowY) {
gl.glColor4f(shadowColor[0], shadowColor[1], shadowColor[2],
shadowColor[3]);
drawString(gl, text, startX + shadowX, startY - shadowY, fontSize,
fontMargin);// Y is mirroed
gl.glColor4f(textColor[0], textColor[1], textColor[2], textColor[3]);
drawString(gl, text, startX, startY, fontSize, fontMargin);// Y is
// mirroed
}
/*
* ????????????
*/
public synchronized void drawBorderString(final GL10 gl,
final StringBuffer text, final int startX, final int startY,
final int fontSize, float marginPersent, float[] borderColor,
float[] textColor, int border) {
dy = startY;
dx = startX;
gl.glBindTexture(GL10.GL_TEXTURE_2D, textureId);
for (i = 0; i < text.length(); i++) {
ch = text.charAt(i);
gl.glColor4f(borderColor[0], borderColor[1], borderColor[2],
borderColor[3]);
((GL11) gl).glTexParameteriv(GL10.GL_TEXTURE_2D,
GL11Ext.GL_TEXTURE_CROP_RECT_OES, getImageFontRec(ch), 0);
((GL11Ext) gl).glDrawTexiOES(dx, dy, 0, fontSize, fontSize);
gl.glColor4f(textColor[0], textColor[1], textColor[2], textColor[3]);
((GL11Ext) gl).glDrawTexiOES(dx + border / 2, dy + border / 2, 0,
fontSize - border, fontSize - border);
dx += fontSize * marginPersent;// *marginPersent;
}
}
int getImageFontRec_x;
int getImageFontRec_y;
int getImageFontRec_return[];
public synchronized int[] getImageFontRec(char ch) {
getImageFontRec_x = ((int) ch) % 16;
getImageFontRec_y = 7 - ((int) ch) / 16;// image size
// Log.i("my","dx:"+dx+",dy="+dy);
getImageFontRec_return[0] = baseSize * getImageFontRec_x;
getImageFontRec_return[1] = baseSize * getImageFontRec_y * 2;
return getImageFontRec_return;
}
}
]]>