From a06087be8ee29a471b199df31b8aec281d656704 Mon Sep 17 00:00:00 2001
From: Christophe Geuzaine <cgeuzaine@ulg.ac.be>
Date: Mon, 3 Jun 2013 18:42:10 +0000
Subject: [PATCH] make font engine selection available in the GUI
---
Common/Context.h | 2 +-
Common/DefaultOptions.h | 2 ++
Common/Options.cpp | 31 +++++++++++++++++++++++++++++++
Common/Options.h | 1 +
Fltk/FlGui.cpp | 13 ++++++-------
Fltk/drawContextFltk.h | 1 +
Fltk/drawContextFltkCairo.h | 1 +
Fltk/optionWindow.cpp | 23 +++++++++++++++++++----
Graphics/drawContext.h | 1 +
9 files changed, 63 insertions(+), 12 deletions(-)
diff --git a/Common/Context.h b/Common/Context.h
index 2c530bd4b1..565c7b3181 100644
--- a/Common/Context.h
+++ b/Common/Context.h
@@ -180,7 +180,7 @@ class CTX {
// fltk font size (and delta for palette windows)
int fontSize, deltaFontSize;
// font name, FLTK enum and size for opengl graphics
- std::string glFont, glFontTitle;
+ std::string glFont, glFontTitle, glFontEngine;
int glFontEnum, glFontEnumTitle, glFontSize, glFontSizeTitle;
// point/line widths
double pointSize, lineWidth;
diff --git a/Common/DefaultOptions.h b/Common/DefaultOptions.h
index e1b15db69d..62c6682bb8 100644
--- a/Common/DefaultOptions.h
+++ b/Common/DefaultOptions.h
@@ -61,6 +61,8 @@ StringXString GeneralOptions_String[] = {
{ F|O, "GraphicsFont" , opt_general_graphics_font , "Helvetica" ,
"Font used in the graphic window" },
+ { F|O, "GraphicsFontEngine" , opt_general_graphics_font_engine , "Native" ,
+ "Set graphics font engine (Native, Cairo)" },
{ F|O, "GraphicsFontTitle" , opt_general_graphics_font_title , "Helvetica" ,
"Font used in the graphic window for titles" },
diff --git a/Common/Options.cpp b/Common/Options.cpp
index 93509fa4bd..8a5378e394 100644
--- a/Common/Options.cpp
+++ b/Common/Options.cpp
@@ -51,6 +51,7 @@
#include "clippingWindow.h"
#include "onelabGroup.h"
#include "viewButton.h"
+#include "drawContextFltkCairo.h"
#endif
// General routines for string options
@@ -1232,6 +1233,36 @@ std::string opt_general_graphics_font_title(OPT_ARGS_STR)
return CTX::instance()->glFontTitle;
}
+std::string opt_general_graphics_font_engine(OPT_ARGS_STR)
+{
+ if(action & GMSH_SET)
+ CTX::instance()->glFontEngine = val;
+
+#if defined(HAVE_FLTK)
+ if(action & GMSH_SET){
+ drawContextGlobal *old = drawContext::global();
+ if(!old || old->getName() != CTX::instance()->glFontEngine){
+#if defined(HAVE_CAIRO)
+ if(CTX::instance()->glFontEngine == "Cairo")
+ drawContext::setGlobal(new drawContextFltkCairo);
+ else
+#endif
+ drawContext::setGlobal(new drawContextFltk);
+ if(old) delete old;
+ }
+ }
+ if(FlGui::available() && (action & GMSH_GUI)){
+ int index = 0;
+#if defined(HAVE_CAIRO)
+ if(CTX::instance()->glFontEngine == "Cairo") index = 1;
+#endif
+ FlGui::instance()->options->general.choice[7]->value(index);
+ }
+#endif
+
+ return CTX::instance()->glFontEngine;
+}
+
std::string opt_solver_socket_name(OPT_ARGS_STR)
{
if(action & GMSH_SET)
diff --git a/Common/Options.h b/Common/Options.h
index f4fccb8721..82d81c9100 100644
--- a/Common/Options.h
+++ b/Common/Options.h
@@ -51,6 +51,7 @@ std::string opt_general_watch_file_pattern(OPT_ARGS_STR);
std::string opt_general_gui_theme(OPT_ARGS_STR);
std::string opt_general_graphics_font(OPT_ARGS_STR);
std::string opt_general_graphics_font_title(OPT_ARGS_STR);
+std::string opt_general_graphics_font_engine(OPT_ARGS_STR);
std::string opt_solver_socket_name(OPT_ARGS_STR);
std::string opt_solver_name(OPT_ARGS_STR);
std::string opt_solver_name0(OPT_ARGS_STR);
diff --git a/Fltk/FlGui.cpp b/Fltk/FlGui.cpp
index 23866fcf65..fee6ad9a2b 100644
--- a/Fltk/FlGui.cpp
+++ b/Fltk/FlGui.cpp
@@ -234,17 +234,16 @@ FlGui::FlGui(int argc, char **argv)
Fl::set_boxtype(GMSH_SIMPLE_RIGHT_BOX, simple_right_box_draw, 0, 0, 1, 0);
Fl::set_boxtype(GMSH_SIMPLE_TOP_BOX, simple_top_box_draw, 0, 1, 0, 1);
- if(CTX::instance()->gamepad) Fl::add_timeout(5.,gamepad_handler , (void*)0);
+ // add gamepad handler
+ if(CTX::instance()->gamepad)
+ Fl::add_timeout(5.,gamepad_handler, (void*)0);
// add global shortcuts
Fl::add_handler(globalShortcut);
- // set global fltk-dependent drawing functions
-#if defined(HAVE_CAIRO)
- drawContext::setGlobal(new drawContextFltkCairo);
-#else
- drawContext::setGlobal(new drawContextFltk);
-#endif
+ // make sure a global drawing context is setup
+ if(!drawContext::global())
+ drawContext::setGlobal(new drawContextFltk);
// set default font size
FL_NORMAL_SIZE = drawContext::global()->getFontSize();
diff --git a/Fltk/drawContextFltk.h b/Fltk/drawContextFltk.h
index 5dcacbfaa1..9715e867d0 100644
--- a/Fltk/drawContextFltk.h
+++ b/Fltk/drawContextFltk.h
@@ -149,6 +149,7 @@ class drawContextFltk : public drawContextGlobal{
gl_texture_pile_height(1); // force font texture recomputation
#endif
}
+ std::string getName(){ return "Fltk"; }
};
#endif
diff --git a/Fltk/drawContextFltkCairo.h b/Fltk/drawContextFltkCairo.h
index 28f043cb19..ec257f705b 100644
--- a/Fltk/drawContextFltkCairo.h
+++ b/Fltk/drawContextFltkCairo.h
@@ -32,6 +32,7 @@ class drawContextFltkCairo : public drawContextFltk {
//int getStringDescent();
void drawString(const char *str);
void setFont(int fontid, int fontsize);
+ std::string getName(){ return "Cairo"; }
};
#endif
diff --git a/Fltk/optionWindow.cpp b/Fltk/optionWindow.cpp
index ea3700af06..dbd261eb33 100644
--- a/Fltk/optionWindow.cpp
+++ b/Fltk/optionWindow.cpp
@@ -352,6 +352,7 @@ static void general_options_ok_cb(Fl_Widget *w, void *data)
opt_general_vector_type(0, GMSH_SET, o->general.choice[0]->value() + 1);
opt_general_graphics_font(0, GMSH_SET, o->general.choice[1]->text());
opt_general_graphics_font_title(0, GMSH_SET, o->general.choice[6]->text());
+ opt_general_graphics_font_engine(0, GMSH_SET, o->general.choice[7]->text());
opt_general_orthographic(0, GMSH_SET, !o->general.choice[2]->value());
opt_general_axes(0, GMSH_SET, o->general.choice[4]->value());
opt_general_background_gradient(0, GMSH_SET, o->general.choice[5]->value());
@@ -1674,25 +1675,39 @@ optionWindow::optionWindow(int deltaFontSize)
(L + 2 * IW - 2 * WB, 2 * WB + 8 * BH, BB, BH, "Edit arrow");
b->callback(general_arrow_param_cb);
+ static Fl_Menu_Item menu_font_engine[] = {
+ {"Native", 0, 0, 0},
+ {"Cairo", 0, 0, 0},
+ {0}
+ };
+ general.choice[7] = new Fl_Choice
+ (L + 2 * WB, 2 * WB + 9 * BH, IW, BH, "Font rendering engine");
+ general.choice[7]->menu(menu_font_engine);
+ general.choice[7]->align(FL_ALIGN_RIGHT);
+ general.choice[7]->callback(general_options_ok_cb);
+#if !defined(HAVE_CAIRO)
+ general.choice[7]->deactivate();
+#endif
+
int w1 = (int)(4. * IW / 5.), w2 = IW - w1;
- general.choice[1] = new Fl_Choice(L + 2 * WB, 2 * WB + 9 * BH, w1, BH);
+ general.choice[1] = new Fl_Choice(L + 2 * WB, 2 * WB + 10 * BH, w1, BH);
general.choice[1]->menu(menu_font_names);
general.choice[1]->align(FL_ALIGN_RIGHT);
general.choice[1]->callback(general_options_ok_cb);
general.value[12] = new Fl_Value_Input
- (L + 2 * WB + w1, 2 * WB + 9 * BH, w2, BH, "Default font");
+ (L + 2 * WB + w1, 2 * WB + 10 * BH, w2, BH, "Default font");
general.value[12]->minimum(5);
general.value[12]->maximum(40);
general.value[12]->step(1);
general.value[12]->align(FL_ALIGN_RIGHT);
general.value[12]->callback(general_options_ok_cb);
- general.choice[6] = new Fl_Choice(L + 2 * WB, 2 * WB + 10 * BH, w1, BH);
+ general.choice[6] = new Fl_Choice(L + 2 * WB, 2 * WB + 11 * BH, w1, BH);
general.choice[6]->menu(menu_font_names);
general.choice[6]->align(FL_ALIGN_RIGHT);
general.choice[6]->callback(general_options_ok_cb);
general.value[28] = new Fl_Value_Input
- (L + 2 * WB + w1, 2 * WB + 10 * BH, w2, BH, "Title font");
+ (L + 2 * WB + w1, 2 * WB + 11 * BH, w2, BH, "Title font");
general.value[28]->minimum(5);
general.value[28]->maximum(40);
general.value[28]->step(1);
diff --git a/Graphics/drawContext.h b/Graphics/drawContext.h
index ff1c1fd4d5..8bbaef2f2d 100644
--- a/Graphics/drawContext.h
+++ b/Graphics/drawContext.h
@@ -98,6 +98,7 @@ class drawContextGlobal {
virtual int getStringDescent(){ return 3; }
virtual void drawString(const char *str){}
virtual void resetFontTextures(){}
+ virtual std::string getName(){ return "None"; }
};
class drawContext {
--
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