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543 lines
13 KiB
C++
543 lines
13 KiB
C++
/**
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* \file Bullet.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Lars Gullik Bjønnes
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* \author Allan Rae
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*
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* Full author contact details are available in file CREDITS.
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*/
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/* Completes the implementation of the Bullet class
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* It defines the various LaTeX commands etc. required to
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* generate the bullets in the bullet-panel's.
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*/
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#include <config.h>
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#include "Bullet.h"
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#include "support/lassert.h"
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using namespace std;
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namespace lyx {
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/** The four LaTeX itemize environment default bullets
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*/
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extern
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Bullet const ITEMIZE_DEFAULTS[4] = { Bullet(0, 8),//"\\(\\bullet\\)"
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Bullet(0, 0),//"\\normalfont\\bfseries{--}"
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Bullet(0, 6),//"\\(\\ast\\)"
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Bullet(0, 10) };//"\\(\\cdot\\)"
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// will need these later if still using full text as below
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// \usepackage{latexsym,pifont,amssymb}
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// and wasysym when that panel is created
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Bullet::Bullet(int f, int c, int s)
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: font(f), character(c), size(s), user_text(0)
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{
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if (f < MIN || f >= FONTMAX)
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font = MIN;
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if (c < MIN || c >= CHARMAX)
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character = MIN;
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if (s < MIN || s >= SIZEMAX)
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size = MIN;
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generateText();
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testInvariant();
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}
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Bullet::Bullet(docstring const & t)
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: font(MIN), character(MIN), size(MIN), user_text(1), text(t), label(t)
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{
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testInvariant();
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}
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void Bullet::setCharacter(int c)
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{
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if (c < MIN || c >= CHARMAX)
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character = MIN;
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else
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character = c;
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user_text = 0;
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testInvariant();
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}
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void Bullet::setFont(int f)
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{
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if (f < MIN || f >= FONTMAX)
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font = MIN;
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else
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font = f;
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user_text = 0;
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testInvariant();
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}
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void Bullet::setSize(int s)
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{
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if (s < MIN || s >= SIZEMAX)
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size = MIN;
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else
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size = s;
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user_text = 0;
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testInvariant();
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}
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void Bullet::setText(docstring const & t)
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{
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font = character = size = MIN;
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user_text = 1;
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text = t;
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label = t;
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testInvariant();
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}
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int Bullet::getCharacter() const
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{
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return character;
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}
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int Bullet::getFont() const
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{
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return font;
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}
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int Bullet::getSize() const
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{
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return size;
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}
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FontSize Bullet::getFontSize() const
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{
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if (size >= 0)
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return bulletFontSize(size);
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else
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return INHERIT_SIZE;
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}
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Bullet & Bullet::operator=(Bullet const & b)
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{
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b.testInvariant();
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font = b.font;
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character = b.character;
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size = b.size;
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user_text = b.user_text;
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text = b.text;
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label = b.label;
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this->testInvariant();
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return *this;
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}
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docstring const & Bullet::getText() const
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{
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if (user_text == 0)
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generateText();
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return text;
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}
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docstring const & Bullet::getLabel() const
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{
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if (user_text == 0)
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generateText();
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return label;
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}
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bool operator==(const Bullet & b1, const Bullet & b2)
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{
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bool result = false;
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if (b1.user_text && b2.user_text) {
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/* both have valid text */
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if (b1.text == b2.text)
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result = true;
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} else if (b1.character == b2.character && b1.font == b2.font &&
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b1.size == b2.size) {
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result = true;
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}
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return result;
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}
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/*--------------------Private Member Functions-------------------*/
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void Bullet::generateText() const
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{
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// Assumption:
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// user hasn't defined their own text and/or I haven't generated
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// the text for the current font/character settings yet
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// thus the calling member function should say:
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// if (user_text == 0) {
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// generateText();
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// }
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// Since a function call is more expensive than a conditional
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// this is more efficient. Besides this function is internal to
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// the class so it's only the class author that has access --
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// external users thus can't make mistakes.
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if ((font >= 0) && (character >= 0)) {
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text = bulletEntry(font, character);
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label = bulletLabel(font, character);
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if (size >= 0)
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text = bulletSize(size) + text;
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user_text = -1;
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// text is now defined and doesn't need to be recalculated
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// unless font/character or text is modified
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}
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}
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docstring const Bullet::bulletSize(int s)
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{
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// use a parameter rather than hard code `size' in here
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// in case some future function may want to retrieve
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// an arbitrary entry.
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// See additional comments in bulletEntry() below.
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static char const * BulletSize[SIZEMAX] = {
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"\\tiny", "\\scriptsize", "\\footnotesize", "\\small", "\\normalsize",
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"\\large", "\\Large", "\\LARGE", "\\huge", "\\Huge"
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};
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return from_ascii(BulletSize[s]);
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}
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docstring const Bullet::bulletEntry(int f, int c)
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{
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// Despite how this may at first appear the static local variables
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// are only initialized once..
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// This is a work-around to avoid the "Static Initialization Problem"
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// and should work for all compilers. See "C++ FAQs" by Cline and Lomow,
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// Addison-Wesley, 1994, FAQ-180 pp169-171 for an explanation.
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// Doing things this way also makes it possible to generate `text' at
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// the time of construction. It also encapsulates the conversion
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// of font, character and size entries to text.
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// The single 2-dim array had to be changed to multiple 1-dim arrays
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// to get around a compiler bug in an earler version of gcc (< 2.7.2.1)
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// static string const BulletPanels[FONTMAX][CHARMAX] = {
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static char const * BulletPanel0[CHARMAX] = {
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/* standard */
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"\\normalfont\\bfseries{--}", "\\(\\vdash\\)",
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"\\(\\dashv\\)", "\\(\\flat\\)", "\\(\\natural\\)",
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"\\(\\sharp\\)", "\\(\\ast\\)", "\\(\\star\\)",
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"\\(\\bullet\\)", "\\(\\circ\\)", "\\(\\cdot\\)",
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"\\(\\dagger\\)", "\\(\\bigtriangleup\\)",
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"\\(\\bigtriangledown\\)", "\\(\\triangleleft\\)",
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"\\(\\triangleright\\)", "\\(\\lhd\\)", "\\(\\rhd\\)",
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"\\(\\oplus\\)", "\\(\\ominus\\)", "\\(\\otimes\\)",
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"\\(\\oslash\\)", "\\(\\odot\\)", "\\(\\spadesuit\\)",
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"\\(\\diamond\\)", "\\(\\Diamond\\)", "\\(\\Box\\)",
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"\\(\\diamondsuit\\)", "\\(\\heartsuit\\)",
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"\\(\\clubsuit\\)", "\\(\\rightarrow\\)", "\\(\\leadsto\\)",
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"\\(\\rightharpoonup\\)", "\\(\\rightharpoondown\\)",
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"\\(\\Rightarrow\\)", "\\(\\succ\\)"
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};
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static char const * BulletPanel1[CHARMAX] = {
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/* amssymb */
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"\\(\\Rrightarrow\\)", "\\(\\rightarrowtail\\)",
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"\\(\\twoheadrightarrow\\)", "\\(\\rightsquigarrow\\)",
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"\\(\\looparrowright\\)", "\\(\\multimap\\)",
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"\\(\\boxtimes\\)", "\\(\\boxplus\\)", "\\(\\boxminus\\)",
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"\\(\\boxdot\\)", "\\(\\divideontimes\\)", "\\(\\Vvdash\\)",
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"\\(\\lessdot\\)", "\\(\\gtrdot\\)", "\\(\\maltese\\)",
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"\\(\\bigstar\\)", "\\(\\checkmark\\)", "\\(\\Vdash\\)",
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"\\(\\backsim\\)", "\\(\\thicksim\\)",
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"\\(\\centerdot\\)", "\\(\\circleddash\\)",
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"\\(\\circledast\\)", "\\(\\circledcirc\\)",
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"\\(\\vartriangleleft\\)", "\\(\\vartriangleright\\)",
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"\\(\\vartriangle\\)", "\\(\\triangledown\\)",
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"\\(\\lozenge\\)", "\\(\\square\\)", "\\(\\blacktriangleleft\\)",
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"\\(\\blacktriangleright\\)", "\\(\\blacktriangle\\)",
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"\\(\\blacktriangledown\\)", "\\(\\blacklozenge\\)",
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"\\(\\blacksquare\\)"
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};
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static char const * BulletPanel2[CHARMAX] = {
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/* psnfss1 */
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"\\ding{108}", "\\ding{109}",
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"\\ding{119}", "\\Pisymbol{psy}{197}",
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"\\Pisymbol{psy}{196}", "\\Pisymbol{psy}{183}",
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"\\ding{71}", "\\ding{70}",
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"\\ding{118}", "\\ding{117}",
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"\\Pisymbol{psy}{224}", "\\Pisymbol{psy}{215}",
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"\\ding{111}", "\\ding{112}",
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"\\ding{113}", "\\ding{114}",
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"\\Pisymbol{psy}{68}", "\\Pisymbol{psy}{209}",
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"\\ding{120}", "\\ding{121}",
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"\\ding{122}", "\\ding{110}",
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"\\ding{115}", "\\ding{116}",
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"\\Pisymbol{psy}{42}", "\\ding{67}",
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"\\ding{66}", "\\ding{82}",
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"\\ding{81}", "\\ding{228}",
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"\\ding{162}", "\\ding{163}",
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"\\ding{166}", "\\ding{167}",
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"\\ding{226}", "\\ding{227}"
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};
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static char const * BulletPanel3[CHARMAX] = {
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/* psnfss2 */
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"\\ding{37}", "\\ding{38}",
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"\\ding{34}", "\\ding{36}",
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"\\ding{39}", "\\ding{40}",
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"\\ding{41}", "\\ding{42}",
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"\\ding{43}", "\\ding{44}",
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"\\ding{45}", "\\ding{47}",
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"\\ding{53}", "\\ding{54}",
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"\\ding{59}", "\\ding{57}",
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"\\ding{62}", "\\ding{61}",
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"\\ding{55}", "\\ding{56}",
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"\\ding{58}", "\\ding{60}",
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"\\ding{63}", "\\ding{64}",
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"\\ding{51}", "\\ding{52}",
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"\\Pisymbol{psy}{170}", "\\Pisymbol{psy}{167}",
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"\\Pisymbol{psy}{168}", "\\Pisymbol{psy}{169}",
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"\\ding{164}", "\\ding{165}",
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"\\ding{171}", "\\ding{168}",
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"\\ding{169}", "\\ding{170}"
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};
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static char const * BulletPanel4[CHARMAX] = {
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/* psnfss3 */
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"\\ding{65}", "\\ding{76}",
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"\\ding{75}", "\\ding{72}",
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"\\ding{80}", "\\ding{74}",
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"\\ding{78}", "\\ding{77}",
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"\\ding{79}", "\\ding{85}",
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"\\ding{90}", "\\ding{98}",
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"\\ding{83}", "\\ding{84}",
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"\\ding{86}", "\\ding{87}",
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"\\ding{88}", "\\ding{89}",
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"\\ding{92}", "\\ding{91}",
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"\\ding{93}", "\\ding{105}",
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"\\ding{94}", "\\ding{99}",
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"\\ding{103}", "\\ding{104}",
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"\\ding{106}", "\\ding{107}",
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"\\ding{68}", "\\ding{69}",
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"\\ding{100}", "\\ding{101}",
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"\\ding{102}", "\\ding{96}",
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"\\ding{95}", "\\ding{97}"
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};
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static char const * BulletPanel5[CHARMAX] = {
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/* psnfss4 */
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"\\ding{223}", "\\ding{224}",
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"\\ding{225}", "\\ding{232}",
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"\\ding{229}", "\\ding{230}",
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"\\ding{238}", "\\ding{237}",
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"\\ding{236}", "\\ding{235}",
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"\\ding{234}", "\\ding{233}",
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"\\ding{239}", "\\ding{241}",
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"\\ding{250}", "\\ding{251}",
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"\\ding{49}", "\\ding{50}",
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"\\ding{217}", "\\ding{245}",
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"\\ding{243}", "\\ding{248}",
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"\\ding{252}", "\\ding{253}",
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"\\ding{219}", "\\ding{213}",
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"\\ding{221}", "\\ding{222}",
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"\\ding{220}", "\\ding{212}",
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"\\Pisymbol{psy}{174}", "\\Pisymbol{psy}{222}",
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"\\ding{254}", "\\ding{242}",
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"\\ding{231}", "\\Pisymbol{psy}{45}"
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}; /* string const BulletPanels[][] */
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static char const ** BulletPanels[FONTMAX] = {
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BulletPanel0, BulletPanel1,
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BulletPanel2, BulletPanel3,
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BulletPanel4, BulletPanel5
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};
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return from_ascii(BulletPanels[f][c]);
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}
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FontSize Bullet::bulletFontSize(int s)
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{
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// see comment at bulletSize
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static FontSize BulletFontSize[SIZEMAX] = {
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TINY_SIZE, SCRIPT_SIZE, FOOTNOTE_SIZE, SMALL_SIZE, NORMAL_SIZE,
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LARGE_SIZE, LARGER_SIZE, LARGEST_SIZE, HUGE_SIZE, HUGER_SIZE
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};
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return BulletFontSize[s];
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}
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docstring const Bullet::bulletLabel(int f, int c)
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{
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// see comment at bulletEntry
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static int UnicodeBulletPanel0[CHARMAX] = {
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/* standard */
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0x02013, 0x22A2,
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0x022A3, 0x0266D, 0x0266E,
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0x0266F, 0x02217, 0x022C6,
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0x02022, 0x02218, 0x022C5,
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0x02020, 0x025B3,
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0x025BD, 0x025C3,
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0x025B9, 0x025C1, 0x025B7,
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0x02295, 0x02296, 0x02297,
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0x02298, 0x02299, 0x02660,
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0x022C4, 0x025C7, /* \square */ 0x025FB,
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0x02662, 0x02661,
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0x02663, 0x02192, 0x02933,
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0x021C0, 0x021C1,
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0x021D2, 0x0227B
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};
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static int UnicodeBulletPanel1[CHARMAX] = {
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/* amssymb */
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0x021DB, 0x021A3,
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0x021A0, 0x021DD,
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0x021AC, 0x022B8,
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0x022A0, 0x0229E, 0x0229F,
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0x022A1, 0x022C7, 0x022AA,
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0x022D6, 0x022D7, 0x02720,
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0x02605, 0x02713, 0x022A9,
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0x0223D, 0x0223C,
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0x02B1D, 0x0229D,
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0x0229B, 0x025CE,
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0x022B2, 0x022B3,
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0x025B3, 0x025BD,
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0x025CA, 0x025FB, 0x025C0,
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0x025B6, 0x025B4,
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0x025BE, 0x029EB,
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0x025FC
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};
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static int UnicodeBulletPanel2[CHARMAX] = {
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/* psnfss1 */
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0x025CF, 0x0274D,
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0x025D7, 0x02295,
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0x02297, 0x02022,
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0x02727, 0x02726,
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0x02756, 0x025C6,
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0x025CA, 0x022C5,
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0x02751, 0x02752,
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0x0274F, 0x02750,
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0x02206, 0x02207,
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0x02758, 0x02759,
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0x0275A, 0x025A0,
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0x025B2, 0x025BC,
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0x02217, 0x02723,
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0x02722, 0x02732,
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0x02731, 0x027A4,
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0x02762, 0x02763,
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0x02766, 0x02767,
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0x027A2, 0x027A3
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};
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static int UnicodeBulletPanel3[CHARMAX] = {
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/* psnfss2 */
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0x0260E, 0x02706,
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0x02702, 0x02704,
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0x02707, 0x02708,
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0x02709, 0x0261B,
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0x0261E, 0x0270C,
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0x0270D, 0x0270F,
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0x02715, 0x02716,
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0x0271B, 0x02719,
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0x0271E, 0x0271D,
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0x02717, 0x02718,
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0x0271A, 0x0271C,
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0x0271F, 0x02720,
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0x02713, 0x02714,
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0x02660, 0x02663,
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0x02666, 0x02665,
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0x02764, 0x02765,
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0x02660, 0x02663,
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0x02666, 0x02665
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};
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static int UnicodeBulletPanel4[CHARMAX] = {
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/* psnfss3 */
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0x02721, 0x0272C,
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0x0272B, 0x02B51,
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0x02730, 0x0272A,
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0x0272E, 0x0272D,
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0x0272F, 0x02735,
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0x0273A, 0x02742,
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0x02733, 0x02734,
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0x02736, 0x02737,
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0x02738, 0x02739,
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0x0273C, 0x0273B,
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0x0273D, 0x02749,
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0x0273E, 0x02743,
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0x02747, 0x02748,
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0x0274A, 0x0274B,
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0x02724, 0x02725,
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0x02744, 0x02745,
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0x02746, 0x02740,
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0x0273F, 0x02741
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};
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static int UnicodeBulletPanel5[CHARMAX] = {
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/* psnfss4 */
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0x0279F, 0x027A0,
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0x027A1, 0x027A8,
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0x027A5, 0x027A6,
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0x027AE, 0x027AD,
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0x027AC, 0x027AB,
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0x027AA, 0x027A9,
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0x027AF, 0x027B1,
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0x027BA, 0x027BB,
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0x02711, 0x02712,
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0x02799, 0x027B5,
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0x027B3, 0x027B8,
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0x027BC, 0x027BD,
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|
0x0279B, 0x02192,
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|
0x0279D, 0x0279E,
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|
0x0279C, 0x02794,
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|
0x02192, 0x021D2,
|
|
0x027BE, 0x027B2,
|
|
0x027A7, 0x02212
|
|
}; /* string const BulletPanels[][] */
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|
|
|
static int * UnicodeBulletPanels[FONTMAX] = {
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|
UnicodeBulletPanel0, UnicodeBulletPanel1,
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|
UnicodeBulletPanel2, UnicodeBulletPanel3,
|
|
UnicodeBulletPanel4, UnicodeBulletPanel5
|
|
};
|
|
|
|
return docstring(1, char_type(UnicodeBulletPanels[f][c]));
|
|
}
|
|
|
|
|
|
void Bullet::testInvariant() const
|
|
{
|
|
#ifdef ENABLE_ASSERTIONS
|
|
LATTEST(font >= MIN);
|
|
LATTEST(font < FONTMAX);
|
|
LATTEST(character >= MIN);
|
|
LATTEST(character < CHARMAX);
|
|
LATTEST(size >= MIN);
|
|
LATTEST(size < SIZEMAX);
|
|
LATTEST(user_text >= -1);
|
|
LATTEST(user_text <= 1);
|
|
// now some relational/operational tests
|
|
if (user_text == 1) {
|
|
LATTEST(font == -1 && (character == -1 && size == -1));
|
|
// LATTEST(!text.empty()); // this isn't necessarily an error
|
|
}
|
|
// else if (user_text == -1) {
|
|
// LATTEST(!text.empty()); // this also isn't necessarily an error
|
|
// }
|
|
// else {
|
|
// // user_text == 0
|
|
// LATTEST(text.empty()); // not usually true
|
|
// }
|
|
#endif
|
|
}
|
|
|
|
|
|
} // namespace lyx
|