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path: root/source/blender/editors/space_text/text_draw.c
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Diffstat (limited to 'source/blender/editors/space_text/text_draw.c')
-rw-r--r--source/blender/editors/space_text/text_draw.c179
1 files changed, 111 insertions, 68 deletions
diff --git a/source/blender/editors/space_text/text_draw.c b/source/blender/editors/space_text/text_draw.c
index 462b619f497..9448f6af69f 100644
--- a/source/blender/editors/space_text/text_draw.c
+++ b/source/blender/editors/space_text/text_draw.c
@@ -47,6 +47,7 @@
#include "ED_text.h"
#include "BIF_gl.h"
+#include "BIF_glutil.h"
#include "UI_interface.h"
#include "UI_resources.h"
@@ -56,45 +57,56 @@
#include "text_format.h"
/******************** text font drawing ******************/
-// XXX, fixme
-#define mono blf_mono_font
-static void text_font_begin(SpaceText *st)
+typedef struct TextDrawContext {
+ int font_id;
+ int cwidth;
+ int lheight_dpi;
+} TextDrawContext;
+
+static void text_draw_context_init(const SpaceText *st, TextDrawContext *tdc)
+{
+ tdc->font_id = blf_mono_font;
+ tdc->cwidth = 0;
+ tdc->lheight_dpi = st->lheight_dpi;
+}
+
+static void text_font_begin(const TextDrawContext *tdc)
{
- BLF_size(mono, st->lheight_dpi, 72);
+ BLF_size(tdc->font_id, tdc->lheight_dpi, 72);
}
-static void text_font_end(SpaceText *UNUSED(st))
+static void text_font_end(const TextDrawContext *UNUSED(tdc))
{
}
-static int text_font_draw(SpaceText *st, int x, int y, const char *str)
+static int text_font_draw(const TextDrawContext *tdc, int x, int y, const char *str)
{
int columns;
- BLF_position(mono, x, y, 0);
- columns = BLF_draw_mono(mono, str, BLF_DRAW_STR_DUMMY_MAX, st->cwidth);
+ BLF_position(tdc->font_id, x, y, 0);
+ columns = BLF_draw_mono(tdc->font_id, str, BLF_DRAW_STR_DUMMY_MAX, tdc->cwidth);
- return st->cwidth * columns;
+ return tdc->cwidth * columns;
}
-static int text_font_draw_character(SpaceText *st, int x, int y, char c)
+static int text_font_draw_character(const TextDrawContext *tdc, int x, int y, char c)
{
- BLF_position(mono, x, y, 0);
- BLF_draw(mono, &c, 1);
+ BLF_position(tdc->font_id, x, y, 0);
+ BLF_draw(tdc->font_id, &c, 1);
- return st->cwidth;
+ return tdc->cwidth;
}
-static int text_font_draw_character_utf8(SpaceText *st, int x, int y, const char *c)
+static int text_font_draw_character_utf8(const TextDrawContext *tdc, int x, int y, const char *c)
{
int columns;
const size_t len = BLI_str_utf8_size_safe(c);
- BLF_position(mono, x, y, 0);
- columns = BLF_draw_mono(mono, c, len, st->cwidth);
+ BLF_position(tdc->font_id, x, y, 0);
+ columns = BLF_draw_mono(tdc->font_id, c, len, tdc->cwidth);
- return st->cwidth * columns;
+ return tdc->cwidth * columns;
}
#if 0
@@ -173,7 +185,7 @@ static void format_draw_color(char formatchar)
*
*/
-int wrap_width(SpaceText *st, ARegion *ar)
+int wrap_width(const SpaceText *st, ARegion *ar)
{
int winx = ar->winx - TXT_SCROLL_WIDTH;
int x, max;
@@ -184,7 +196,7 @@ int wrap_width(SpaceText *st, ARegion *ar)
}
/* Sets (offl, offc) for transforming (line, curs) to its wrapped position */
-void wrap_offset(SpaceText *st, ARegion *ar, TextLine *linein, int cursin, int *offl, int *offc)
+void wrap_offset(const SpaceText *st, ARegion *ar, TextLine *linein, int cursin, int *offl, int *offc)
{
Text *text;
TextLine *linep;
@@ -279,7 +291,7 @@ void wrap_offset(SpaceText *st, ARegion *ar, TextLine *linein, int cursin, int *
}
/* cursin - mem, offc - view */
-void wrap_offset_in_line(SpaceText *st, ARegion *ar, TextLine *linein, int cursin, int *offl, int *offc)
+void wrap_offset_in_line(const SpaceText *st, ARegion *ar, TextLine *linein, int cursin, int *offl, int *offc)
{
int i, j, start, end, chars, max, chop;
char ch;
@@ -341,7 +353,7 @@ void wrap_offset_in_line(SpaceText *st, ARegion *ar, TextLine *linein, int cursi
}
}
-int text_get_char_pos(SpaceText *st, const char *line, int cur)
+int text_get_char_pos(const SpaceText *st, const char *line, int cur)
{
int a = 0, i;
@@ -372,7 +384,9 @@ static const char *txt_utf8_forward_columns(const char *str, int columns, int *p
return p;
}
-static int text_draw_wrapped(SpaceText *st, const char *str, int x, int y, int w, const char *format, int skip)
+static int text_draw_wrapped(
+ const SpaceText *st, const TextDrawContext *tdc,
+ const char *str, int x, int y, int w, const char *format, int skip)
{
const bool use_syntax = (st->showsyntax && format);
FlattenString fs;
@@ -417,7 +431,7 @@ static int text_draw_wrapped(SpaceText *st, const char *str, int x, int y, int w
if (use_syntax) {
if (fmt_prev != format[a]) format_draw_color(fmt_prev = format[a]);
}
- x += text_font_draw_character_utf8(st, x, y, str + ma);
+ x += text_font_draw_character_utf8(tdc, x, y, str + ma);
fpos++;
}
y -= st->lheight_dpi + TXT_LINE_SPACING;
@@ -441,7 +455,7 @@ static int text_draw_wrapped(SpaceText *st, const char *str, int x, int y, int w
if (fmt_prev != format[a]) format_draw_color(fmt_prev = format[a]);
}
- x += text_font_draw_character_utf8(st, x, y, str + ma);
+ x += text_font_draw_character_utf8(tdc, x, y, str + ma);
}
flatten_string_free(&fs);
@@ -449,7 +463,9 @@ static int text_draw_wrapped(SpaceText *st, const char *str, int x, int y, int w
return lines;
}
-static void text_draw(SpaceText *st, char *str, int cshift, int maxwidth, int x, int y, const char *format)
+static void text_draw(
+ const SpaceText *st, const TextDrawContext *tdc,
+ char *str, int cshift, int maxwidth, int x, int y, const char *format)
{
const bool use_syntax = (st->showsyntax && format);
FlattenString fs;
@@ -482,7 +498,7 @@ static void text_draw(SpaceText *st, char *str, int cshift, int maxwidth, int x,
return; /* String is shorter than shift or ends with a padding */
}
- x += st->cwidth * padding;
+ x += tdc->cwidth * padding;
if (use_syntax) {
int a, str_shift = 0;
@@ -490,12 +506,12 @@ static void text_draw(SpaceText *st, char *str, int cshift, int maxwidth, int x,
for (a = 0; a < amount; a++) {
if (format[a] != fmt_prev) format_draw_color(fmt_prev = format[a]);
- x += text_font_draw_character_utf8(st, x, y, in + str_shift);
+ x += text_font_draw_character_utf8(tdc, x, y, in + str_shift);
str_shift += BLI_str_utf8_size_safe(in + str_shift);
}
}
else {
- text_font_draw(st, x, y, in);
+ text_font_draw(tdc, x, y, in);
}
flatten_string_free(&fs);
@@ -695,14 +711,14 @@ void text_free_caches(SpaceText *st)
/************************ word-wrap utilities *****************************/
/* cache should be updated in caller */
-static int text_get_visible_lines_no(SpaceText *st, int lineno)
+static int text_get_visible_lines_no(const SpaceText *st, int lineno)
{
- DrawCache *drawcache = (DrawCache *)st->drawcache;
+ const DrawCache *drawcache = st->drawcache;
return drawcache->line_height[lineno];
}
-int text_get_visible_lines(SpaceText *st, ARegion *ar, const char *str)
+int text_get_visible_lines(const SpaceText *st, ARegion *ar, const char *str)
{
int i, j, start, end, max, lines, chars;
char ch;
@@ -741,7 +757,7 @@ int text_get_visible_lines(SpaceText *st, ARegion *ar, const char *str)
return lines;
}
-int text_get_span_wrap(SpaceText *st, ARegion *ar, TextLine *from, TextLine *to)
+int text_get_span_wrap(const SpaceText *st, ARegion *ar, TextLine *from, TextLine *to)
{
if (st->wordwrap) {
int ret = 0;
@@ -766,7 +782,7 @@ int text_get_total_lines(SpaceText *st, ARegion *ar)
DrawCache *drawcache;
text_update_drawcache(st, ar);
- drawcache = (DrawCache *)st->drawcache;
+ drawcache = st->drawcache;
return drawcache->total_lines;
}
@@ -784,7 +800,7 @@ static void calc_text_rcts(SpaceText *st, ARegion *ar, rcti *scroll, rcti *back)
pix_available = ar->winy - pix_top_margin - pix_bottom_margin;
ltexth = text_get_total_lines(st, ar);
blank_lines = st->viewlines / 2;
-
+
/* nicer code: use scroll rect for entire bar */
back->xmin = ar->winx - (V2D_SCROLL_WIDTH + 1);
back->xmax = ar->winx;
@@ -886,7 +902,7 @@ static void calc_text_rcts(SpaceText *st, ARegion *ar, rcti *scroll, rcti *back)
CLAMP(st->txtscroll.ymax, pix_bottom_margin, ar->winy - pix_top_margin);
}
-static void draw_textscroll(SpaceText *st, rcti *scroll, rcti *back)
+static void draw_textscroll(const SpaceText *st, rcti *scroll, rcti *back)
{
bTheme *btheme = UI_GetTheme();
uiWidgetColors wcol = btheme->tui.wcol_scroll;
@@ -910,8 +926,9 @@ static void draw_textscroll(SpaceText *st, rcti *scroll, rcti *back)
/*********************** draw documentation *******************************/
-static void draw_documentation(SpaceText *st, ARegion *ar)
+static void draw_documentation(const SpaceText *st, ARegion *ar)
{
+ TextDrawContext tdc = {0};
TextLine *tmp;
char *docs, buf[DOC_WIDTH + 1], *p;
int i, br, lines;
@@ -924,6 +941,8 @@ static void draw_documentation(SpaceText *st, ARegion *ar)
if (!docs) return;
+ text_draw_context_init(st, &tdc);
+
/* Count the visible lines to the cursor */
for (tmp = st->text->curl, l = -st->top; tmp; tmp = tmp->prev, l++) ;
if (l < 0) return;
@@ -973,7 +992,7 @@ static void draw_documentation(SpaceText *st, ARegion *ar)
buf[i] = '\0';
if (lines >= 0) {
y -= st->lheight_dpi;
- text_draw(st, buf, 0, 0, x + 4, y - 3, NULL);
+ text_draw(st, &tdc, buf, 0, 0, x + 4, y - 3, NULL);
}
i = 0; br = DOC_WIDTH; lines++;
}
@@ -982,7 +1001,7 @@ static void draw_documentation(SpaceText *st, ARegion *ar)
buf[br] = '\0';
if (lines >= 0) {
y -= st->lheight_dpi;
- text_draw(st, buf, 0, 0, x + 4, y - 3, NULL);
+ text_draw(st, &tdc, buf, 0, 0, x + 4, y - 3, NULL);
}
p -= i - br - 1; /* Rewind pointer to last break */
i = 0; br = DOC_WIDTH; lines++;
@@ -998,7 +1017,7 @@ static void draw_documentation(SpaceText *st, ARegion *ar)
/*********************** draw suggestion list *******************************/
-static void draw_suggestion_list(SpaceText *st, ARegion *ar)
+static void draw_suggestion_list(const SpaceText *st, const TextDrawContext *tdc, ARegion *ar)
{
SuggItem *item, *first, *last, *sel;
char str[SUGG_LIST_WIDTH * BLI_UTF8_MAX + 1];
@@ -1063,7 +1082,7 @@ static void draw_suggestion_list(SpaceText *st, ARegion *ar)
}
format_draw_color(item->type);
- text_draw(st, str, 0, 0, x + margin_x, y - 1, NULL);
+ text_draw(st, tdc, str, 0, 0, x + margin_x, y - 1, NULL);
if (item == last) break;
}
@@ -1089,8 +1108,13 @@ static void draw_cursor(SpaceText *st, ARegion *ar)
vsell = txt_get_span(text->lines.first, text->sell) - st->top + offl;
vselc = text_get_char_pos(st, text->sell->line, text->selc) - st->left + offc;
- if (vcurc < 0) vcurc = 0;
- if (vselc < 0) vselc = 0, hidden = 1;
+ if (vcurc < 0) {
+ vcurc = 0;
+ }
+ if (vselc < 0) {
+ vselc = 0;
+ hidden = 1;
+ }
UI_ThemeColor(TH_SHADE2);
x = st->showlinenrs ? TXT_OFFSET + TEXTXLOC : TXT_OFFSET;
@@ -1116,11 +1140,16 @@ static void draw_cursor(SpaceText *st, ARegion *ar)
}
y -= froml * lheight;
- glRecti(x + fromc * st->cwidth - 1, y, ar->winx, y - lheight); y -= lheight;
- for (i = froml + 1; i < tol; i++)
- glRecti(x - 4, y, ar->winx, y - lheight), y -= lheight;
- glRecti(x - 4, y, x + toc * st->cwidth, y - lheight); y -= lheight;
+ glRecti(x + fromc * st->cwidth - 1, y, ar->winx, y - lheight);
+ y -= lheight;
+ for (i = froml + 1; i < tol; i++) {
+ glRecti(x - 4, y, ar->winx, y - lheight);
+ y -= lheight;
+ }
+
+ glRecti(x - 4, y, x + toc * st->cwidth, y - lheight);
+ y -= lheight;
}
}
else {
@@ -1190,7 +1219,7 @@ static void draw_cursor(SpaceText *st, ARegion *ar)
/******************* draw matching brackets *********************/
-static void draw_brackets(SpaceText *st, ARegion *ar)
+static void draw_brackets(const SpaceText *st, const TextDrawContext *tdc, ARegion *ar)
{
TextLine *startl, *endl, *linep;
Text *text = st->text;
@@ -1298,8 +1327,8 @@ static void draw_brackets(SpaceText *st, ARegion *ar)
if (viewc >= 0) {
viewl = txt_get_span(text->lines.first, startl) - st->top + offl;
- text_font_draw_character(st, x + viewc * st->cwidth, y - viewl * (st->lheight_dpi + TXT_LINE_SPACING), ch);
- text_font_draw_character(st, x + viewc * st->cwidth + 1, y - viewl * (st->lheight_dpi + TXT_LINE_SPACING), ch);
+ text_font_draw_character(tdc, x + viewc * st->cwidth, y - viewl * (st->lheight_dpi + TXT_LINE_SPACING), ch);
+ text_font_draw_character(tdc, x + viewc * st->cwidth + 1, y - viewl * (st->lheight_dpi + TXT_LINE_SPACING), ch);
}
/* draw closing bracket */
@@ -1310,15 +1339,16 @@ static void draw_brackets(SpaceText *st, ARegion *ar)
if (viewc >= 0) {
viewl = txt_get_span(text->lines.first, endl) - st->top + offl;
- text_font_draw_character(st, x + viewc * st->cwidth, y - viewl * (st->lheight_dpi + TXT_LINE_SPACING), ch);
- text_font_draw_character(st, x + viewc * st->cwidth + 1, y - viewl * (st->lheight_dpi + TXT_LINE_SPACING), ch);
+ text_font_draw_character(tdc, x + viewc * st->cwidth, y - viewl * (st->lheight_dpi + TXT_LINE_SPACING), ch);
+ text_font_draw_character(tdc, x + viewc * st->cwidth + 1, y - viewl * (st->lheight_dpi + TXT_LINE_SPACING), ch);
}
}
-/*********************** main area drawing *************************/
+/*********************** main region drawing *************************/
void draw_text_main(SpaceText *st, ARegion *ar)
{
+ TextDrawContext tdc = {0};
Text *text = st->text;
TextFormatType *tft;
TextLine *tmp;
@@ -1327,8 +1357,6 @@ void draw_text_main(SpaceText *st, ARegion *ar)
int i, x, y, winx, linecount = 0, lineno = 0;
int wraplinecount = 0, wrap_skip = 0;
int margin_column_x;
- /* don't draw lines below this */
- const int clip_min_y = -(int)(st->lheight_dpi - 1);
/* if no text, nothing to do */
if (!text)
@@ -1336,8 +1364,14 @@ void draw_text_main(SpaceText *st, ARegion *ar)
/* dpi controlled line height and font size */
st->lheight_dpi = (U.widget_unit * st->lheight) / 20;
+
+ /* don't draw lines below this */
+ const int clip_min_y = -(int)(st->lheight_dpi - 1);
+
st->viewlines = (st->lheight_dpi) ? (int)(ar->winy - clip_min_y) / (st->lheight_dpi + TXT_LINE_SPACING) : 0;
+ text_draw_context_init(st, &tdc);
+
text_update_drawcache(st, ar);
/* make sure all the positional pointers exist */
@@ -1376,9 +1410,11 @@ void draw_text_main(SpaceText *st, ARegion *ar)
lineno++;
}
- text_font_begin(st);
- st->cwidth = BLF_fixed_width(mono);
- st->cwidth = MAX2(st->cwidth, (char)1);
+
+ text_font_begin(&tdc);
+
+ tdc.cwidth = max_ii((int)BLF_fixed_width(tdc.font_id), 1);
+ st->cwidth = tdc.cwidth;
/* draw line numbers background */
if (st->showlinenrs) {
@@ -1413,19 +1449,19 @@ void draw_text_main(SpaceText *st, ARegion *ar)
BLI_snprintf(linenr, sizeof(linenr), "%*d", st->linenrs_tot, i + linecount + 1);
/* itoa(i + linecount + 1, linenr, 10); */ /* not ansi-c :/ */
- text_font_draw(st, TXT_OFFSET - 7, y, linenr);
+ text_font_draw(&tdc, TXT_OFFSET - 7, y, linenr);
UI_ThemeColor(TH_TEXT);
}
if (st->wordwrap) {
/* draw word wrapped text */
- int lines = text_draw_wrapped(st, tmp->line, x, y, winx - x, tmp->format, wrap_skip);
+ int lines = text_draw_wrapped(st, &tdc, tmp->line, x, y, winx - x, tmp->format, wrap_skip);
y -= lines * (st->lheight_dpi + TXT_LINE_SPACING);
}
else {
/* draw unwrapped text */
- text_draw(st, tmp->line, st->left, ar->winx / st->cwidth, x, y, tmp->format);
+ text_draw(st, &tdc, tmp->line, st->left, ar->winx / st->cwidth, x, y, tmp->format);
y -= st->lheight_dpi + TXT_LINE_SPACING;
}
@@ -1433,35 +1469,42 @@ void draw_text_main(SpaceText *st, ARegion *ar)
}
if (st->flags & ST_SHOW_MARGIN) {
- UI_ThemeColor(TH_HILITE);
-
margin_column_x = x + st->cwidth * (st->margin_column - st->left);
if (margin_column_x >= x) {
+ /* same color as line number background */
+ UI_ThemeColor(TH_GRID);
+
+ setlinestyle(1);
glBegin(GL_LINES);
glVertex2i(margin_column_x, 0);
glVertex2i(margin_column_x, ar->winy - 2);
glEnd();
+ setlinestyle(0);
}
}
/* draw other stuff */
- draw_brackets(st, ar);
+ draw_brackets(st, &tdc, ar);
draw_textscroll(st, &scroll, &back);
draw_documentation(st, ar);
- draw_suggestion_list(st, ar);
+ draw_suggestion_list(st, &tdc, ar);
- text_font_end(st);
+ text_font_end(&tdc);
}
/************************** update ***************************/
void text_update_character_width(SpaceText *st)
{
- text_font_begin(st);
- st->cwidth = BLF_fixed_width(mono);
+ TextDrawContext tdc = {0};
+
+ text_draw_context_init(st, &tdc);
+
+ text_font_begin(&tdc);
+ st->cwidth = BLF_fixed_width(tdc.font_id);
st->cwidth = MAX2(st->cwidth, (char)1);
- text_font_end(st);
+ text_font_end(&tdc);
}
/* Moves the view to the cursor location,
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 18:48:18 +0300