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Fixes Code Viewer widget height calculation

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This commit is contained in:
Matthias Melcher 2025-12-28 23:15:30 +01:00
parent 17eaeeda92
commit 2fb67053a1
2 changed files with 17 additions and 4 deletions
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2
FL/Fl_Text_Display.H
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@ -86,7 +86,7 @@ public:
NORMAL_CURSOR, /**< I-beam */
CARET_CURSOR, /**< caret under the text */
DIM_CURSOR, /**< dim I-beam */
BLOCK_CURSOR, /**< unfille box under the current character */
BLOCK_CURSOR, /**< unfilled box under the current character */
HEAVY_CURSOR, /**< thick I-beam */
SIMPLE_CURSOR /**< as cursor as Fl_Input cursor */
};

19
util/code_snapshot.cxx
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@ -24,8 +24,6 @@
// PDF documentation instead of the code segments with UTF-8 characters.
//
#include <stdio.h>
#include <FL/Fl_Window.H>
#include <FL/Fl_Group.H>
#include <FL/filename.H>
@ -37,9 +35,14 @@
#include "../fluid/widgets/Code_Viewer.h"
#include "../fluid/widgets/Style_Parser.h"
#include <stdio.h>
#include <algorithm>
Fl_Window* window = nullptr;
Fl_Group* group = nullptr;
fld::widget::Code_Viewer* code_viewer = nullptr;
int line_height = 10;
void create_window() {
window = new Fl_Window(1024, 100);
@ -51,9 +54,19 @@ void create_window() {
code_viewer->box(FL_FLAT_BOX);
code_viewer->color(0xf7f7ff00);
code_viewer->textsize(30);
//code_viewer->cursor_style(CARET_CURSOR);
window->resizable(group);
group->resizable(code_viewer);
// Make sure the display is opened.
Fl_Display_Device::display_device();
line_height = fl_height(code_viewer->textfont(), code_viewer->textsize());
line_height = std::max(line_height, fl_height(FL_COURIER, code_viewer->textsize()));
line_height = std::max(line_height, fl_height(FL_COURIER_BOLD, code_viewer->textsize()));
line_height = std::max(line_height, fl_height(FL_COURIER_ITALIC, code_viewer->textsize()));
line_height = std::max(line_height, fl_height(FL_COURIER_BOLD_ITALIC, code_viewer->textsize()));
}
void save_snapshot(const char* code, const char* filename)
@ -64,7 +77,7 @@ void save_snapshot(const char* code, const char* filename)
int n_lines = 1;
for (const char* s=code; *s; ++s) if (*s == '\n') n_lines++;
// 300 dpi for 7 inches = 2000 pixels
window->size(2100, 6 + 34*n_lines );
window->size(2100, (line_height * n_lines) + 18 );
// Generate the Image Surface
Fl_Image_Surface *srfc = new Fl_Image_Surface(window->w(), window->h());