*
* Dependencies: Xlib, XForms
*
- * Copyright: (c) 1996, Alejandro Aguilar Sierra
+ * Copyright: 1996, Alejandro Aguilar Sierra
*
* Version: 0.8beta, Mathed & Lyx project.
*
#include "math_cursor.h"
#include "math_parser.h"
#include "debug.h"
+#include "lyxfont.h"
+#include "Painter.h"
-extern void mathed_set_font(short type, int style);
+using std::endl;
+
+extern LyXFont mathed_get_font(short type, int size);
extern int mathed_char_width(short type, int style, byte c);
extern int mathed_string_width(short type, int style, byte const* s, int ls);
extern int mathed_string_height(short, int, byte const*, int, int&, int&);
extern int mathed_char_height(short, int, byte, int&, int&);
-
-GC canvasGC=0, mathGC=0, mathLineGC=0, latexGC=0, cursorGC=0, mathFrameGC=0;
-
-
-long unsigned int MathedInset::pm;
void
-MathSpaceInset::Draw(int x, int y)
+MathSpaceInset::draw(Painter & pain, int x, int y)
{
// XPoint p[4] = {{++x, y-3}, {x, y}, {x+width-2, y}, {x+width-2, y-3}};
// Sadly, HP-UX CC can't handle that kind of initialization.
- XPoint p[4];
- p[0].x = ++x; p[0].y = y-3;
- p[1].x = x; p[1].y = y;
- p[2].x = x+width-2; p[2].y = y;
- p[3].x = x+width-2; p[3].y = y-3;
+ int xp[4];
+ int yp[4];
+
+ xp[0] = ++x; yp[0] = y - 3;
+ xp[1] = x; yp[1] = y;
+ xp[2] = x + width - 2; yp[2] = y;
+ xp[3] = x + width - 2; yp[3] = y - 3;
- XDrawLines(fl_display,pm,(space) ? latexGC: mathGC,p,4,CoordModeOrigin);
- XFlush(fl_display);
+ pain.lines(xp, yp, 4, (space) ? LColor::latex : LColor::math);
}
+
void
-MathParInset::Draw(int x, int y)
+MathParInset::draw(Painter & pain, int x, int y)
{
- byte cx, cxp=0;
- int xp=0, ls;
- int asc=df_asc, des=0;
+ byte cx, cxp = 0;
+ int xp = 0, ls;
+ int asc = df_asc, des = 0;
bool limits = false;
xo = x; yo = y;
- if (!array || array->Empty()) {
- mathed_set_font(LM_TC_VAR, 1);
+ if (!array || array->empty()) {
if (array) {
MathedXIter data(this);
data.GetPos(x, y);
}
- XDrawRectangle(fl_display,pm,mathLineGC,x,y-df_asc, df_width, df_asc);
- XFlush(fl_display);
+ pain.rectangle(x, y - df_asc, df_width, df_asc, LColor::mathline);
return;
}
MathedXIter data(this);
data.GetPos(x, y);
cx = data.GetChar();
if (cx >= ' ') {
- byte *s = data.GetString(ls);
- drawStr(data.FCode(), size, x, y, s, ls);
- mathed_char_height(data.FCode(), size, s[ls-1], asc, des);
+ byte * s = data.GetString(ls);
+ drawStr(pain, data.FCode(), size, x, y, s, ls);
+ mathed_char_height(LM_TC_CONST, size, 'y', asc, des);
limits = false;
} else {
- if (cx==0) break;
+ if (cx == 0) break;
if (MathIsInset(cx)) {
int yy = y;
- MathedInset *p = data.GetInset();
- if (cx==LM_TC_UP) {
+ MathedInset * p = data.GetInset();
+ if (cx == LM_TC_UP) {
if (limits) {
x -= (xp>p->Width()) ? p->Width()+(xp-p->Width())/2: xp;
yy -= (asc + p->Descent()+4);
} else
yy -= (p->Descent()>asc) ? p->Descent()+4: asc;
} else
- if (cx==LM_TC_DOWN) {
+ if (cx == LM_TC_DOWN) {
if (limits) {
x -= (xp>p->Width()) ? p->Width()+(xp-p->Width())/2: xp;
yy += des + p->Ascent() + 2;
asc = p->Ascent();
des = p->Descent();
}
- p->Draw(x, yy);
- if (cx!=LM_TC_UP && cx!=LM_TC_DOWN) {
+ p->draw(pain, x, yy);
+ if (cx!= LM_TC_UP && cx!= LM_TC_DOWN) {
limits = p->GetLimits();
if (limits) xp = p->Width();
}
data.Next();
} else
- if (cx==LM_TC_TAB) {
- if ((cxp==cx || cxp==LM_TC_CR || data.IsFirst())) { // && objtype==L
- XDrawRectangle(fl_display,pm,mathLineGC,
- x,y-df_asc, df_width, df_asc);
+ if (cx == LM_TC_TAB) {
+ if ((cxp == cx || cxp == LM_TC_CR || data.IsFirst())) { // && objtype == L
+ pain.rectangle(x, y - df_asc, df_width, df_asc,
+ LColor::mathline);
}
-
- XFlush(fl_display);
data.Next();
limits = false;
} else
- if (cx==LM_TC_CR) {
- if (cxp==LM_TC_TAB || cxp==LM_TC_CR || data.IsFirst()) { // && objtype==LM_OT_MATRIX) {
- XDrawRectangle(fl_display,pm,mathLineGC,x,y-df_asc, df_width, df_asc);
+ if (cx == LM_TC_CR) {
+ if (cxp == LM_TC_TAB || cxp == LM_TC_CR || data.IsFirst()) { // && objtype == LM_OT_MATRIX) {
+ pain.rectangle(x, y - df_asc, df_width, df_asc,
+ LColor::mathline);
}
data.Next();
limits = false;
}
cxp = cx;
}
- if (cxp==LM_TC_TAB || cxp==LM_TC_CR) { // && objtype==LM_OT_MATRIX) {
+ if (cxp == LM_TC_TAB || cxp == LM_TC_CR) { // && objtype == LM_OT_MATRIX) {
data.GetPos(x, y);
- XDrawRectangle(fl_display,pm,mathLineGC,x,y-df_asc, df_width, df_asc);
- XFlush(fl_display);
+ pain.rectangle(x, y - df_asc, df_width, df_asc, LColor::mathline);
}
}
void
MathParInset::Metrics()
{
- byte cx, cxp=0, *s;
+ byte cx, cxp= 0, *s;
int ls;
- int asc=df_asc, des=0;
- int tb = 0, tab=0;
+ int asc= df_asc, des= 0;
+ int tb = 0, tab= 0;
bool limits = false;
width = df_width;
descent = 0;
if (!array) return;
- if (array->Empty()) return;
+ if (array->empty()) return;
ascent = 0;
MathedXIter data(this);
if (asc > ascent) ascent = asc;
if (des > descent) descent = des;
limits = false;
+ mathed_char_height(LM_TC_CONST, size, 'y', asc, des);
} else
if (MathIsInset(cx)) {
MathedInset *p = data.GetInset();
p->SetStyle(size);
p->Metrics();
- if (cx==LM_TC_UP) {
+ if (cx == LM_TC_UP) {
asc += (limits) ? p->Height()+4: p->Ascent() +
((p->Descent()>asc) ? p->Descent()-asc+4: 0);
} else
- if (cx==LM_TC_DOWN) {
+ if (cx == LM_TC_DOWN) {
des += ((limits) ? p->Height()+4: p->Height()-p->Ascent()/2);
} else {
asc = p->Ascent();
}
if (asc > ascent) ascent = asc;
if (des > descent) descent = des;
- if (cx!=LM_TC_UP && cx!=LM_TC_DOWN)
+ if (cx!= LM_TC_UP && cx!= LM_TC_DOWN)
limits = p->GetLimits();
data.Next();
} else
- if (cx==LM_TC_TAB) {
+ if (cx == LM_TC_TAB) {
int x, y;
data.GetIncPos(x, y);
- if (data.IsFirst() || cxp==LM_TC_TAB || cxp==LM_TC_CR) {
+ if (data.IsFirst() || cxp == LM_TC_TAB || cxp == LM_TC_CR) {
if (ascent<df_asc) ascent = df_asc;
tb = x;
}
data.setTab(x-tb, tab);
tb = x;
- tab++;
+ ++tab;
limits = false;
data.Next();
} else
- if (cx==LM_TC_CR) {
+ if (cx == LM_TC_CR) {
if (tb>0) {
int x, y;
data.GetIncPos(x, y);
- if (data.IsFirst() || cxp==LM_TC_TAB || cxp==LM_TC_CR) {
+ if (data.IsFirst() || cxp == LM_TC_TAB || cxp == LM_TC_CR) {
if (ascent<df_asc) ascent = df_asc;
tb = x;
}
data.setTab(x-tb, tab);
- } else //if (GetColumns()==1)
+ } else //if (GetColumns() == 1)
{
int x, y;
data.GetIncPos(x, y);
data.setTab(x, tab);
if (ascent<df_asc) ascent = df_asc;
}
- tb=tab=0;
+ tb= tab= 0;
data.subMetrics(ascent, descent);
ascent = df_asc;
descent = 0;
// No matter how simple is a matrix, it is NOT a subparagraph
if (isMatrix()) {
- if (cxp==LM_TC_TAB) {
+ if (cxp == LM_TC_TAB) {
if (ascent<df_asc) ascent = df_asc;
data.setTab(0, tab);
} else {
void
-MathSqrtInset::Draw(int x, int y)
+MathSqrtInset::draw(Painter & pain, int x, int y)
{
- MathParInset::Draw(x+hmax+2, y);
- int h=ascent, d=descent, h2=Height()/2, w2 = (Height()>4*hmax)?hmax:hmax/2;
- XPoint p[4];
- p[0].x = x + hmax + wbody, p[0].y = y-h;
- p[1].x = x+hmax, p[1].y = y-h;
- p[2].x = x+w2, p[2].y = y+d;
- p[3].x = x, p[3].y = y+d-h2;
- XDrawLines(fl_display, pm, mathLineGC,p, 4, CoordModeOrigin);
- XFlush(fl_display);
+ MathParInset::draw(pain, x + hmax + 2, y);
+ int h = ascent;
+ int d = descent;
+ int h2 = Height() / 2;
+ int w2 = (Height() > 4 * hmax) ? hmax : hmax / 2;
+ int xp[4], yp[4];
+ xp[0] = x + hmax + wbody; yp[0] = y - h;
+ xp[1] = x + hmax; yp[1] = y - h;
+ xp[2] = x + w2; yp[2] = y + d;
+ xp[3] = x; yp[3] = y + d - h2;
+ pain.lines(xp, yp, 4, LColor::mathline);
}
+
void
MathSqrtInset::Metrics()
{
ascent += 4;
descent += 2;
int a, b;
- hmax = mathed_char_height(LM_TC_VAR, size, 'I',a, b);
- if (hmax<10) hmax = 10;
+ hmax = mathed_char_height(LM_TC_VAR, size, 'I', a, b);
+ if (hmax < 10) hmax = 10;
wbody = width + 4;
width += hmax + 4;
}
+
void
-MathFracInset::Draw(int x, int y)
+MathFracInset::draw(Painter & pain, int x, int y)
{
short idxp = idx;
short sizex = size;
idx = 0;
- if (size==LM_ST_DISPLAY) size++;
- MathParInset::Draw(x+(width-w0)/2, y - des0);
- den->Draw(x+(width-w1)/2, y + den->Ascent() + 2 - dh);
+ if (size == LM_ST_DISPLAY) ++size;
+ MathParInset::draw(pain, x + (width - w0) / 2, y - des0);
+ den->draw(pain, x + (width - w1) / 2, y + den->Ascent() + 2 - dh);
size = sizex;
- if (objtype==LM_OT_FRAC)
- XDrawLine(fl_display, pm, mathLineGC, x+2, y-dh, x+width-4, y - dh);
- XFlush(fl_display);
+ if (objtype == LM_OT_FRAC)
+ pain.line(x + 2, y - dh, x + width - 4, y - dh, LColor::mathline);
idx = idxp;
}
+
void
MathFracInset::Metrics()
{
short idxp = idx;
short sizex = size;
idx = 0;
- if (size==LM_ST_DISPLAY) size++;
+ if (size == LM_ST_DISPLAY) ++size;
MathParInset::Metrics();
size = sizex;
w0 = width;
void
-MathBigopInset::Draw(int x, int y)
+MathBigopInset::draw(Painter & pain, int x, int y)
{
int ls;
char c;
char const *s;
short t;
- if (sym<256 || sym==LM_oint) {
+ if (sym < 256 || sym == LM_oint) {
ls = 1;
- c = (sym==LM_oint) ? LM_int: sym;
+ c = (sym == LM_oint) ? LM_int : sym;
s = &c;
t = LM_TC_BSYM;
} else {
ls = strlen(name);
t = LM_TC_TEXTRM;
}
- mathed_set_font(t, size);
- if (sym==LM_oint) {
- XDrawArc(fl_display, pm, mathLineGC, x,y-5*width/4,width,width,0,23040);
- XFlush(fl_display);
- x++;
+ if (sym == LM_oint) {
+ pain.arc(x, y - 5 * width / 4, width, width, 0, 360*64,
+ LColor::mathline);
+ ++x;
}
- XDrawString(fl_display, pm, mathGC, x, y, s, ls);
- XFlush(fl_display);
+ pain.text(x, y, s, ls, mathed_get_font(t, size));
}
+
void
MathBigopInset::Metrics()
{
- int ls;
- char c;
- char const *s;
- short t;
-
- if (sym<256 || sym==LM_oint) {
- ls = 1;
- c = (sym==LM_oint) ? LM_int: sym;
- s = &c;
- t = LM_TC_BSYM;
- } else {
- s = name;
- ls = strlen(name);
- t = LM_TC_TEXTRM;
- }
- mathed_set_font(t, size);
- mathed_string_height(t, size, (unsigned char const *)s, ls, ascent, descent);
- width = mathed_string_width(t, size, (unsigned char const *)s, ls);
- if (sym==LM_oint) width += 2;
+ int ls;
+ char c;
+ char const *s;
+ short t;
+
+ if (sym < 256 || sym == LM_oint) {
+ ls = 1;
+ c = (sym == LM_oint) ? LM_int: sym;
+ s = &c;
+ t = LM_TC_BSYM;
+ } else {
+ s = name;
+ ls = strlen(name);
+ t = LM_TC_TEXTRM;
+ }
+ mathed_string_height(t, size,
+ reinterpret_cast<const unsigned char*>(s),
+ ls, ascent, descent);
+ width = mathed_string_width(t, size,
+ reinterpret_cast<const unsigned char*>(s),
+ ls);
+ if (sym == LM_oint) width += 2;
}
-