/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) 2007 - INRIA - Jean-Baptiste Silvy
+ * Copyright (C) 2008 - INRIA - Allan CORNET
* desc : Singleton class used to set font of text objects
*
* This file must be used under the terms of the CeCILL.
package org.scilab.modules.renderer.utils.textRendering;
+import java.io.FileInputStream;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
import java.awt.Font;
+import java.awt.FontFormatException;
import java.awt.GraphicsEnvironment;
import java.util.ArrayList;
*/
public class FontManager {
+ private static final String SCIDIR = System.getenv("SCI");
private static final float[] INTERVALS = {3.0f, 4.0f, 5.0f};
private static final float[] FIRST_POLY = {2.0f, 8.0f};
private static final float[] SECOND_POLY = {4.0f, 2.0f};
private static final float[] INV_SECOND_POLY = {0.25f, -0.5f};
private static final float[] INV_THIRD_POLY = {1.0f / SIX, 1.0f};
private static final float[] INV_FOURTH_POLY = {0.1f, 2.6f};
-
-
+
+
// logical awt fonts
// JRE Java guaranteed: "Dialog", "DialogInput",
// "Monospaced","Serif", "SansSerif", "Symbol", "Lucida"
// Times --> Serif
// Helvetica --> SansSerif
// Courier --> Monospaced
- // Symbol --> Symbol
+ // Symbol --> Scilab Symbols font
private static final String MONOSPACED = "Monospaced";
private static final String SANSSERIF = "SansSerif";
- private static final String SYMBOL = "Symbol";
- private static final String OPENSYMBOL = "OpenSymbol";
private static final String SERIF = "Serif";
+ private static final String SCILABSYMBOLSFONT = "ScilabSymbols";
+ private static final String SYMBOLSFONTPATH = "/thirdparty/fonts/scilabsymbols.ttf";
private static final Font DEFAULT_FONT = new Font("Default", Font.PLAIN, 1);
/** Singleton instance. */
}
}
-
- private static FontList sciFonts;
+
+ private static FontList sciFonts;
- /**
- * Default constructor.
- * Should not be called.
- */
- protected FontManager() {
- if (sciFontManager == null) {
- sciFonts = new FontList();
- // set default font
- /* Fonts order in Scilab 4.x for compatibility */
- /* Courrier --> Monospaced
- Symbol --> Symbol
- Times --> Serif
- Times Italic --> Serif Italic
- Times Bold --> Serif Bold
- Times Bold Italic --> Serif Bold Italic
- Helvetica --> SansSerif
- Helvetica Italic --> SansSerif Italic
- Helvetica Bold --> SansSerif Bold
- Helveticas Bold Italic --> SansSerif bold Italic
- */
-
- sciFonts.add(createFont(MONOSPACED)); /* scilab font_style 0 */
- /* Problem with Symbol font */
- /* on scilab 4.x a --> alpha symbol */
- /* with java , symbols are not ascii codes */
- if (isAvailableFontName(SYMBOL)) {
- sciFonts.add(createFont(SYMBOL)); /* scilab font_style 1 */
- }
- else {
- if (isAvailableFontName(OPENSYMBOL)) {
- sciFonts.add(createFont(OPENSYMBOL)); /* scilab font_style 1 */
- } else {
- sciFonts.add(DEFAULT_FONT); /* scilab font_style 1 */
- }
- }
- sciFonts.add(createFont(SERIF)); /* scilab font_style 2 */
- sciFonts.add(createFont(SERIF, false, true)); /* scilab font_style 3 */
- sciFonts.add(createFont(SERIF, true, false)); /* scilab font_style 4 */
- sciFonts.add(createFont(SERIF, true, true)); /* scilab font_style 5 */
- sciFonts.add(createFont(SANSSERIF)); /* scilab font_style 6 */
- sciFonts.add(createFont(SANSSERIF, true, true)); /* scilab font_style 7 */
- sciFonts.add(createFont(SANSSERIF, true, false)); /* scilab font_style 8 */
- sciFonts.add(createFont(SANSSERIF, true, true)); /* scilab font_style 9 */
- sciFonts.add(createFont(SANSSERIF, true, true)); /* scilab font_style 10 */
- /* font 10 was defined by user in Scilab 4.x */
- /* @TO DO add a method to do same thing in Scilab 5.x */
- }
- }
-
- /**
- * Get the font manager instance
- * @return the only instance of fontmanager.
- */
- public static FontManager getSciFontManager() {
- if (sciFontManager == null) {
-
- sciFontManager = new FontManager();
- }
-
- return sciFontManager;
- }
-
- /**
- * Convert sciab font size to awt font size.
- * We use a degree 2 polygon to compute this.
- * We use canonical form of the polygon so the inverse function is easy to compute
- * Tthe equivalence list is (0 => 8, 1 => 10, 2 => 12, 3 => 14, 4 => 18, 5 => 24).
- * @param sciSize scilab size
- * @return awt size
- */
- public static float scilabSizeToAwtSize(double sciSize) {
- float sciSizef = (float) sciSize;
- // f(x) = | 2x + 8 if x < 3
- // | 4x + 2 if 3 < x < 4
- // | 6x - 6 if 4 < x
- if (sciSizef < INTERVALS[0]) {
- return FIRST_POLY[0] * sciSizef + FIRST_POLY[1];
- } else if (sciSizef < INTERVALS[1]) {
- return SECOND_POLY[0] * sciSizef + SECOND_POLY[1];
- } else if (sciSizef < INTERVALS[2]) {
- return THIRD_POLY[0] * sciSizef + THIRD_POLY[1];
- } else {
- return FOURTH_POLY[0] * sciSizef + FOURTH_POLY[1];
- }
- }
-
- /**
- * Inverse of scilabSizeToAwtSize function
- * @param size size of a AWT font
- * @return corresponding size in Scilab
- */
+ /**
+ * Default constructor.
+ * Should not be called.
+ */
+ protected FontManager() {
+ if (sciFontManager == null) {
+ initializeFontManager();
+ }
+ }
+
+ /**
+ * Get the font manager instance
+ * @return the only instance of fontmanager.
+ */
+ public static FontManager getSciFontManager() {
+ if (sciFontManager == null) {
+ sciFontManager = new FontManager();
+ }
+
+ return sciFontManager;
+ }
+
+ /**
+ * Convert sciab font size to awt font size.
+ * We use a degree 2 polygon to compute this.
+ * We use canonical form of the polygon so the inverse function is easy to compute
+ * Tthe equivalence list is (0 => 8, 1 => 10, 2 => 12, 3 => 14, 4 => 18, 5 => 24).
+ * @param sciSize scilab size
+ * @return awt size
+ */
+ public static float scilabSizeToAwtSize(double sciSize) {
+ float sciSizef = (float) sciSize;
+ // f(x) = | 2x + 8 if x < 3
+ // | 4x + 2 if 3 < x < 4
+ // | 6x - 6 if 4 < x
+ if (sciSizef < INTERVALS[0]) {
+ return FIRST_POLY[0] * sciSizef + FIRST_POLY[1];
+ } else if (sciSizef < INTERVALS[1]) {
+ return SECOND_POLY[0] * sciSizef + SECOND_POLY[1];
+ } else if (sciSizef < INTERVALS[2]) {
+ return THIRD_POLY[0] * sciSizef + THIRD_POLY[1];
+ } else {
+ return FOURTH_POLY[0] * sciSizef + FOURTH_POLY[1];
+ }
+ }
+
+ /**
+ * Inverse of scilabSizeToAwtSize function
+ * @param size size of a AWT font
+ * @return corresponding size in Scilab
+ */
public static double awtSizeToScilabSize(float size) {
// sqrt(|x - c| / a) - b
if (size < INV_INTERVALS[0]) {
* @return font corresponding to the index with size 1.
*/
public final Font getFontFromIndex(int fontIndex) {
- if (fontIndex >= 0 && fontIndex < sciFonts.size()) {
- return sciFonts.get(fontIndex);
- } else if (fontIndex < 0) {
- return sciFonts.get(0);
- } else {
- return sciFonts.get(sciFonts.size() - 1);
- }
- }
-
- /**
- * Get a font from its index in Scilab.
- * @param fontIndex scilab index of the font.
- * @param fontSize size of the font (scilab size).
- * @return font corresponding to the index.
- */
- public final Font getFontFromIndex(int fontIndex, double fontSize) {
- Font res = getFontFromIndex(fontIndex);
- return res.deriveFont(scilabSizeToAwtSize(fontSize));
- }
- /**
- * Add a new font in the font list.
- * @param newFont font to add to the list
- * @return index of added font.
- */
- public final int addFont(Font newFont) {
- sciFonts.add(newFont);
- return sciFonts.size();
- }
-
- /**
- * Replace a font in the font list by a new one.
- * @param index index of the font to replace
- * @param newFont font to add in the font list.
- * @return index of the added font or -1 if an error occured.
- */
- public final int changeFont(int index, Font newFont) {
- int nbFonts = sciFonts.size();
- if (index > nbFonts) {
- // we need to add fonts untils index
- for (int i = nbFonts - 1; i < index; i++) {
- addFont(DEFAULT_FONT);
- }
- return addFont(newFont);
- } else if (index == nbFonts) {
- // add a new Font
- return addFont(newFont);
- } else {
- sciFonts.set(index, newFont);
- return index;
- }
-
- }
-
-
-
-
- /**
- * Create a new font knowing its name and size.
- * @param fontName Name of the font.
- * @return new font.
- */
- protected final Font createFont(String fontName) {
- // size must be applied after.
- // by default, we use PLAIN font.
- return new Font(fontName, Font.PLAIN, 1);
- }
-
- /**
- * Create a new font knowing its name and size.
- * @param fontName Name of the font.
- * @param isBold wether the font is bold or not.
- * @param isItalic wether the font is in italic or not.
- * @return new font.
- */
- protected final Font createFont(String fontName, boolean isBold, boolean isItalic) {
- int style;
- if (isBold && isItalic) {
- style = Font.BOLD | Font.ITALIC;
- } else if (isBold) {
- style = Font.BOLD;
- } else if (isItalic) {
- style = Font.ITALIC;
- } else {
- style = Font.PLAIN;
- }
- return new Font(fontName, style, 1);
- }
-
- /**
- * Add a new font from its font name.
- * @param fontName name of the font to add.
- * @return index of the added font.
- */
- public final int addFont(String fontName) {
- return addFont(createFont(fontName));
- }
-
- /**
- * Add a new font from its font name.
- * @param fontName name of the font to add.
- * @param isBold wether the font is bold or not.
- * @param isItalic wether the font is in italic or not.
- * @return index of the added font.
- */
- public final int addFont(String fontName, boolean isBold, boolean isItalic) {
- return addFont(createFont(fontName, isBold, isItalic));
- }
-
- /**
- * Replace a font in the font list by a new one.
- * @param index index of the font to replace
- * @param fontName Name of the font.
- * @return index of the added font or -1 if an error occured.
- */
-
- public final int changeFont(int index, String fontName) {
- return changeFont(index, createFont(fontName));
- }
-
- /**
- * Replace a font in the font list by a new one.
- * @param index index of the font to replace
- * @param fontName Name of the font.
- * @param isBold wether the font is bold or not.
- * @param isItalic wether the font is in italic or not.
- * @return index of the added font or -1 if an error occured.
- */
- public final int changeFont(int index, String fontName, boolean isBold, boolean isItalic) {
- return changeFont(index, createFont(fontName, isBold, isItalic));
- }
+ if (fontIndex >= 0 && fontIndex < sciFonts.size()) {
+ return sciFonts.get(fontIndex);
+ } else if (fontIndex < 0) {
+ return sciFonts.get(0);
+ } else {
+ return sciFonts.get(sciFonts.size() - 1);
+ }
+ }
+
+ /**
+ * Get a font from its index in Scilab.
+ * @param fontIndex scilab index of the font.
+ * @param fontSize size of the font (scilab size).
+ * @return font corresponding to the index.
+ */
+ public final Font getFontFromIndex(int fontIndex, double fontSize) {
+ Font res = getFontFromIndex(fontIndex);
+ return res.deriveFont(scilabSizeToAwtSize(fontSize));
+ }
+ /**
+ * Add a new font in the font list.
+ * @param newFont font to add to the list
+ * @return index of added font.
+ */
+ public final int addFont(Font newFont) {
+ sciFonts.add(newFont);
+ return sciFonts.size();
+ }
+
+ /**
+ * Replace a font in the font list by a new one.
+ * @param index index of the font to replace
+ * @param newFont font to add in the font list.
+ * @return index of the added font or -1 if an error occured.
+ */
+ public final int changeFont(int index, Font newFont) {
+ int nbFonts = sciFonts.size();
+ if (index > nbFonts) {
+ // we need to add fonts untils index
+ for (int i = nbFonts - 1; i < index; i++) {
+ addFont(DEFAULT_FONT);
+ }
+ return addFont(newFont);
+ } else if (index == nbFonts) {
+ // add a new Font
+ return addFont(newFont);
+ } else {
+ sciFonts.set(index, newFont);
+ return index;
+ }
+
+ }
+
+ /**
+ * Create a new font knowing its name and size.
+ * @param fontName Name of the font.
+ * @return new font.
+ */
+ protected final Font createFont(String fontName) {
+ // size must be applied after.
+ // by default, we use PLAIN font.
+ return new Font(fontName, Font.PLAIN, 1);
+ }
+
+ /**
+ * Load scilab symbols font
+ * @return font.
+ */
+ protected final Font loadScilabSymbolFont() {
+ return loadFont(SCIDIR + SYMBOLSFONTPATH);
+ }
+
+ /**
+ * load a font from filename
+ * @param fontFileName filename of the font.
+ * @return font.
+ */
+ protected final Font loadFont(String fontFileName) {
+ Font loadedFont;
+ FileInputStream in;
+ File f = new File(fontFileName);
+ try {
+ in = new FileInputStream(f);
+ } catch (FileNotFoundException e) {
+ loadedFont = DEFAULT_FONT;
+ return loadedFont;
+ }
+
+ try {
+ loadedFont = Font.createFont(Font.TRUETYPE_FONT, in);
+ } catch (IOException e) {
+ loadedFont = DEFAULT_FONT;
+ } catch (FontFormatException ffe) {
+ loadedFont = DEFAULT_FONT;
+ }
+
+ return loadedFont;
+ }
+
+ /**
+ * Create a new font knowing its name and size.
+ * @param fontName Name of the font.
+ * @param isBold wether the font is bold or not.
+ * @param isItalic wether the font is in italic or not.
+ * @return new font.
+ */
+ protected final Font createFont(String fontName, boolean isBold, boolean isItalic) {
+ int style;
+ if (isBold && isItalic) {
+ style = Font.BOLD | Font.ITALIC;
+ } else if (isBold) {
+ style = Font.BOLD;
+ } else if (isItalic) {
+ style = Font.ITALIC;
+ } else {
+ style = Font.PLAIN;
+ }
+ return new Font(fontName, style, 1);
+ }
+
+ /**
+ * Add a new font from its font name.
+ * @param fontName name of the font to add.
+ * @return index of the added font.
+ */
+ public final int addFont(String fontName) {
+ return addFont(createFont(fontName));
+ }
+
+ /**
+ * Add a new font from its font name.
+ * @param fontName name of the font to add.
+ * @param isBold wether the font is bold or not.
+ * @param isItalic wether the font is in italic or not.
+ * @return index of the added font.
+ */
+ public final int addFont(String fontName, boolean isBold, boolean isItalic) {
+ return addFont(createFont(fontName, isBold, isItalic));
+ }
+ /**
+ * Add a new font from its filename.
+ * @param FontFilename filename of the font to add.
+ * @return index of the added font.
+ */
+ public final int addFontFromFilename(String FontFilename) {
+ return addFont(loadFont(FontFilename));
+ }
+
+ /**
+ * Replace a font in the font list by a new one.
+ * @param index index of the font to replace
+ * @param fontName Name of the font.
+ * @return index of the added font or -1 if an error occured.
+ */
+
+ public final int changeFont(int index, String fontName) {
+ return changeFont(index, createFont(fontName));
+ }
+
+ /**
+ * Replace a font in the font list by a new one loaded from a file.
+ * @param index index of the font to replace
+ * @param FontFilename filename of the font
+ * @return index of the added font or -1 if an error occured.
+ */
+ public final int changeFontFromFilename(int index, String FontFilename) {
+ return changeFont(index, loadFont(FontFilename));
+ }
+
+ /**
+ * Replace a font in the font list by a new one.
+ * @param index index of the font to replace
+ * @param fontName Name of the font.
+ * @param isBold wether the font is bold or not.
+ * @param isItalic wether the font is in italic or not.
+ * @return index of the added font or -1 if an error occured.
+ */
+ public final int changeFont(int index, String fontName, boolean isBold, boolean isItalic) {
+ return changeFont(index, createFont(fontName, isBold, isItalic));
+ }
+
+ /**
+ * Get the list of all fonts available.
+ * @return Names of the available fonts.
+ */
+ public final String[] getAvailableFontsName() {
+ return GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames();
+ }
-
- /**
- * Get the list of all fonts available.
- * @return Names of the available fonts.
- */
- public final String[] getAvailableFontsName() {
- return GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames();
- }
-
- /**
- * Get the size of list of all fonts available.
- * @return size.
- */
- public final int getSizeAvailableFontsName() {
- return GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames().length;
- }
-
+ /**
+ * Get the size of list of all fonts available.
+ * @return size.
+ */
+ public final int getSizeAvailableFontsName() {
+ return GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames().length;
+ }
+
/**
* Check if fontname is available
* @param fontname Name of the font.
* @return true or false.
*/
- public final boolean isAvailableFontName(String fontname) {
- int i = getSizeAvailableFontsName();
- String[] availableFontsName = getAvailableFontsName();
- for (i = 0; i < getSizeAvailableFontsName(); i++) {
- if (fontname.compareTo(availableFontsName[i]) == 0) {
- return true;
- }
- }
- return false;
- }
-
+ public final boolean isAvailableFontName(String fontname) {
+ int i = getSizeAvailableFontsName();
+ String[] availableFontsName = getAvailableFontsName();
+ for (i = 0; i < getSizeAvailableFontsName(); i++) {
+ if (fontname.compareTo(availableFontsName[i]) == 0) {
+ return true;
+ }
+ }
+ return false;
+ }
+
/**
* returns fontnames installed (used) by scilab
* @return fonts name
return sciFonts.size();
}
+ public final void initializeFontManager() {
+ sciFonts = new FontList();
+ // set default font
+ /* Fonts order in Scilab 4.x for compatibility */
+ /* Courrier --> Monospaced
+ Symbol --> Symbol
+ Times --> Serif
+ Times Italic --> Serif Italic
+ Times Bold --> Serif Bold
+ Times Bold Italic --> Serif Bold Italic
+ Helvetica --> SansSerif
+ Helvetica Italic --> SansSerif Italic
+ Helvetica Bold --> SansSerif Bold
+ Helveticas Bold Italic --> SansSerif bold Italic
+ */
+
+ sciFonts.add(createFont(MONOSPACED)); /* scilab font_style 0 */
+ /* Symbols font */ /* scilab font_style 1 */
+ /* on scilab 4.x a --> alpha (symbol) */
+ /* with java , symbols are not ascii codes , but unicodes */
+ /* if font exists on system, we use else we try to load scilab symbols font (truetype) */
+ if (isAvailableFontName(SCILABSYMBOLSFONT)) {
+ sciFonts.add(createFont(SCILABSYMBOLSFONT));
+ } else {
+ sciFonts.add(loadScilabSymbolFont());
+ }
+ sciFonts.add(createFont(SERIF)); /* scilab font_style 2 */
+ sciFonts.add(createFont(SERIF, false, true)); /* scilab font_style 3 */
+ sciFonts.add(createFont(SERIF, true, false)); /* scilab font_style 4 */
+ sciFonts.add(createFont(SERIF, true, true)); /* scilab font_style 5 */
+ sciFonts.add(createFont(SANSSERIF)); /* scilab font_style 6 */
+ sciFonts.add(createFont(SANSSERIF, true, true)); /* scilab font_style 7 */
+ sciFonts.add(createFont(SANSSERIF, true, false)); /* scilab font_style 8 */
+ sciFonts.add(createFont(SANSSERIF, true, true)); /* scilab font_style 9 */
+ sciFonts.add(createFont(SANSSERIF, true, true)); /* scilab font_style 10 */
+ }
+
}
projects / scilab.git / commitdiff