eessppeelllloo/processing4
1
0
Fork 0
mirror of https://github.com/processing/processing4.git synced 2026-01-30 11:51:54 +01:00
Code Issues Packages Projects Releases Wiki Activity

moving font stuff back into PGraphics so that it can be subclassed

Browse Source
This commit is contained in:
benfry
2005-06-13 17:29:39 +00:00
parent d80185a86d
commit 79869fa2b7
5 changed files with 351 additions and 179 deletions
Download Patch File Download Diff File Expand all files Collapse all files

54
core/PFont.java
View File

@@ -99,8 +99,8 @@ public class PFont implements PConstants {
protected int ascii[]; // quick lookup for the ascii chars
// shared by the text() functions to avoid incessant allocation of memory
protected char textBuffer[] = new char[8 * 1024];
protected char widthBuffer[] = new char[8 * 1024];
//protected char textBuffer[] = new char[8 * 1024];
//protected char widthBuffer[] = new char[8 * 1024];
public PFont() { } // for subclasses
@@ -344,55 +344,19 @@ public class PFont implements PConstants {
}
/**
* Return the width of a line of text of size 1. If the text has
* multiple lines, this returns the length of the longest line.
*/
public float width(String str) {
int length = str.length();
if (length > widthBuffer.length) {
widthBuffer = new char[length + 10];
}
str.getChars(0, length, widthBuffer, 0);
float wide = 0;
int index = 0;
int start = 0;
while (index < length) {
if (widthBuffer[index] == '\n') {
wide = Math.max(wide, calcWidth(widthBuffer, start, index));
start = index+1;
}
index++;
}
if (start < length) {
wide = Math.max(wide, calcWidth(widthBuffer, start, index));
}
return wide;
}
private float calcWidth(char buffer[], int start, int stop) {
float wide = 0;
for (int i = start; i < stop; i++) {
wide += width(buffer[i]);
}
return wide;
}
/**
* Draw a character at an x, y position.
*/
/*
public void text(char c, float x, float y, PGraphics parent) {
text(c, x, y, 0, parent);
}
*/
/**
* Draw a character at an x, y, z position.
*/
/*
public void text(char c, float x, float y, float z, PGraphics parent) {
if (parent.textAlign == CENTER) {
x -= parent.textSize * width(c) / 2f;
@@ -406,8 +370,10 @@ public class PFont implements PConstants {
parent.textImpl(c, x, y, z);
if (z != 0) parent.translate(0, 0, -z); // TEMPORARY HACK! SLOW!
}
*/
/*
public void text(String str, float x, float y, PGraphics parent) {
text(str, x, y, 0, parent);
}
@@ -457,16 +423,18 @@ public class PFont implements PConstants {
x += parent.textSize *width(textBuffer[index]);
}
}
*/
/**
* Same as below, just without a z coordinate.
*/
/*
public void text(String str, float x, float y,
float c, float d, PGraphics parent) {
text(str, x, y, c, d, 0, parent);
}
*/
/**
* Draw text in a box that is constrained to a particular size.
@@ -478,6 +446,7 @@ public class PFont implements PConstants {
* will align with the *ascent* of the text, not the baseline,
* as is the case for the other text() functions.
*/
/*
public void text(String str, float boxX1, float boxY1,
float boxX2, float boxY2, float boxZ, PGraphics parent) {
if (boxZ != 0) parent.translate(0, 0, boxZ); // TEMPORARY HACK! SLOW!
@@ -579,6 +548,7 @@ public class PFont implements PConstants {
if (boxZ != 0) parent.translate(0, 0, -boxZ); // TEMPORARY HACK! SLOW!
}
*/
//////////////////////////////////////////////////////////////