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vertical movement and undo/redo

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This commit is contained in:
Vicente Ferrari Smith 2025-09-02 06:27:22 +02:00
parent 0f5d7d6125
commit 7be01af7bf
15 changed files with 183 additions and 349 deletions
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4
.build/.added_strings_w3.jai
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@ -6,7 +6,7 @@
NAME :: "mexplore"; NAME :: "mexplore";
VERSION :: "0.1"; VERSION :: "0.1";
JAI_VERSION :: "beta 0.2.016, built on 19 July 2025"; JAI_VERSION :: "beta 0.2.016, built on 19 July 2025";
RELEASE_DATE :: "6 August 2025, 21:33:37"; RELEASE_DATE :: "30 August 2025, 17:16:50";
GIT_BRANCH :: "main"; GIT_BRANCH :: "main";
GIT_REVISION :: "4744f67e2e182828d1a3de921c4a5b6194a2a24d"; GIT_REVISION :: "0f5d7d612591fbcf39e818c9076d28dc422ca635";
DEBUG :: true; DEBUG :: true;

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.build/mexplore-debug.exp
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.build/mexplore-debug.lib
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.build/mexplore-debug_0_w3.obj
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.build/mexplore-debug_1_w3.obj
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.build/mexplore-debug_2_w3.obj
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.build/mexplore-debug_3_w3.obj
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bin/mexplore-debug.exe
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bin/mexplore-debug.pdb
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bin/mexplore-debug.rdi
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34
src/main.jai
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@ -90,11 +90,38 @@ main :: () {
case SDLK_ESCAPE; case SDLK_ESCAPE;
running = false; running = false;
case SDLK_Z;
if event.key.mod == SDL_KMOD_LCTRL | SDL_KMOD_LSHIFT {
log("REDO!");
transition.char = STB_TEXTEDIT_K_REDO;
} else if event.key.mod == SDL_KMOD_LCTRL {
log("UNDO!");
transition.char = STB_TEXTEDIT_K_UNDO;
}
case SDLK_UP;
if event.key.mod == SDL_KMOD_LSHIFT {
transition.char = STB_TEXTEDIT_K_UP | STB_TEXTEDIT_K_SHIFT;
} else {
log("Moving up");
transition.char = STB_TEXTEDIT_K_UP;
}
case SDLK_DOWN;
if event.key.mod == SDL_KMOD_LSHIFT {
transition.char = STB_TEXTEDIT_K_DOWN | STB_TEXTEDIT_K_SHIFT;
} else {
log("Moving down");
transition.char = STB_TEXTEDIT_K_DOWN;
}
case SDLK_LEFT; case SDLK_LEFT;
transition.left_arrow_down = true; transition.left_arrow_down = true;
if event.key.mod == SDL_KMOD_LCTRL { if event.key.mod == SDL_KMOD_LCTRL {
log("Moving word to the left!"); log("Moving word to the left!");
transition.char = STB_TEXTEDIT_K_WORDLEFT; transition.char = STB_TEXTEDIT_K_WORDLEFT;
} else if event.key.mod == SDL_KMOD_LSHIFT {
transition.char = STB_TEXTEDIT_K_LEFT | STB_TEXTEDIT_K_SHIFT;
} else { } else {
log("Moving to the left"); log("Moving to the left");
transition.char = STB_TEXTEDIT_K_LEFT; transition.char = STB_TEXTEDIT_K_LEFT;
@ -105,6 +132,8 @@ main :: () {
if event.key.mod == SDL_KMOD_LCTRL { if event.key.mod == SDL_KMOD_LCTRL {
log("Moving word to the right!"); log("Moving word to the right!");
transition.char = STB_TEXTEDIT_K_WORDRIGHT; transition.char = STB_TEXTEDIT_K_WORDRIGHT;
} else if event.key.mod == SDL_KMOD_LSHIFT {
transition.char = STB_TEXTEDIT_K_RIGHT | STB_TEXTEDIT_K_SHIFT;
} else { } else {
log("Moving to the right"); log("Moving to the right");
transition.char = STB_TEXTEDIT_K_RIGHT; transition.char = STB_TEXTEDIT_K_RIGHT;
@ -112,9 +141,8 @@ main :: () {
case SDLK_BACKSPACE; case SDLK_BACKSPACE;
transition.backspace = true; transition.backspace = true;
if event.key.mod == SDL_KMOD_LCTRL { if event.key.mod == SDL_KMOD_LSHIFT {
// log("Moving word to the right!"); transition.char = STB_TEXTEDIT_K_BACKSPACE | STB_TEXTEDIT_K_SHIFT;
// transition.char = STB_TEXTEDIT_K_WORDRIGHT;
} else { } else {
transition.char = STB_TEXTEDIT_K_BACKSPACE; transition.char = STB_TEXTEDIT_K_BACKSPACE;
} }

58
src/stb_textedit.jai
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@ -371,8 +371,6 @@ STB_TEXTEDIT_LAYOUTROW :: (row: *StbTexteditRow, obj: *STB_TEXTEDIT_STRING, n: s
} }
STB_TEXTEDIT_GETWIDTH :: (obj: *STB_TEXTEDIT_STRING, n: s32, i: s32) -> float { STB_TEXTEDIT_GETWIDTH :: (obj: *STB_TEXTEDIT_STRING, n: s32, i: s32) -> float {
assert(i >= n, "n is where the line starts, and i the character we want to size. So i must be >= n");
textp : *u32 = obj.text.data; textp : *u32 = obj.text.data;
Codepoints : *u32 = textp + n; Codepoints : *u32 = textp + n;
CodepointCount : u64 = xx (obj.text.count - (Codepoints - textp)); CodepointCount : u64 = xx (obj.text.count - (Codepoints - textp));
@ -941,42 +939,42 @@ while retry := true {
state.cursor = state.select_end; state.cursor = state.select_end;
state.has_preferred_x = 0; state.has_preferred_x = 0;
// #if #exists(STB_TEXTEDIT_MOVEWORDLEFT) { //#if #exists(STB_TEXTEDIT_MOVEWORDLEFT) {
// case STB_TEXTEDIT_K_WORDLEFT; case STB_TEXTEDIT_K_WORDLEFT;
// if (STB_TEXT_HAS_SELECTION(state)) if (STB_TEXT_HAS_SELECTION(state))
// stb_textedit_move_to_first(state); stb_textedit_move_to_first(state);
// else { else {
// state.cursor = STB_TEXTEDIT_MOVEWORDLEFT(str, state.cursor); state.cursor = STB_TEXTEDIT_MOVEWORDLEFT(str, state.cursor);
// stb_textedit_clamp( str, state ); stb_textedit_clamp( str, state );
// } }
// case STB_TEXTEDIT_K_WORDLEFT | STB_TEXTEDIT_K_SHIFT; case STB_TEXTEDIT_K_WORDLEFT | STB_TEXTEDIT_K_SHIFT;
// if !STB_TEXT_HAS_SELECTION( state ) if !STB_TEXT_HAS_SELECTION( state )
// stb_textedit_prep_selection_at_cursor(state); stb_textedit_prep_selection_at_cursor(state);
// state.cursor = STB_TEXTEDIT_MOVEWORDLEFT(str, state.cursor); state.cursor = STB_TEXTEDIT_MOVEWORDLEFT(str, state.cursor);
// state.select_end = state.cursor; state.select_end = state.cursor;
// stb_textedit_clamp( str, state ); stb_textedit_clamp( str, state );
// } //}
// #if #exists(STB_TEXTEDIT_MOVEWORDRIGHT) { // #if #exists(STB_TEXTEDIT_MOVEWORDRIGHT) {
// case STB_TEXTEDIT_K_WORDRIGHT; case STB_TEXTEDIT_K_WORDRIGHT;
// if (STB_TEXT_HAS_SELECTION(state)) { if (STB_TEXT_HAS_SELECTION(state)) {
// stb_textedit_move_to_last(str, state); stb_textedit_move_to_last(str, state);
// } else { } else {
// state.cursor = STB_TEXTEDIT_MOVEWORDRIGHT(str, state.cursor); state.cursor = STB_TEXTEDIT_MOVEWORDRIGHT(str, state.cursor);
// stb_textedit_clamp(str, state); stb_textedit_clamp(str, state);
// } }
// case STB_TEXTEDIT_K_WORDRIGHT | STB_TEXTEDIT_K_SHIFT; case STB_TEXTEDIT_K_WORDRIGHT | STB_TEXTEDIT_K_SHIFT;
// if !STB_TEXT_HAS_SELECTION(state) if !STB_TEXT_HAS_SELECTION(state)
// stb_textedit_prep_selection_at_cursor(state); stb_textedit_prep_selection_at_cursor(state);
// state.cursor = STB_TEXTEDIT_MOVEWORDRIGHT(str, state.cursor); state.cursor = STB_TEXTEDIT_MOVEWORDRIGHT(str, state.cursor);
// state.select_end = state.cursor; state.select_end = state.cursor;
// stb_textedit_clamp( str, state ); stb_textedit_clamp( str, state );
// } // }
case STB_TEXTEDIT_K_RIGHT | STB_TEXTEDIT_K_SHIFT; case STB_TEXTEDIT_K_RIGHT | STB_TEXTEDIT_K_SHIFT;

328
src/text.jai
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@ -502,7 +502,52 @@ ShapeText :: (font: *Font, Cursor: *kbts_cursor, Codepoints: *u32, CodepointCoun
return size, max_descent; return size, max_descent;
} }
SegmentText :: (font: *Font, Codepoints: *u32, CodepointCount: u64) -> Vector2, float, s32 { next_segment_size :: (font : *Font, text : []u32, n : s32, max_width : float = 0.0, segment_type : kbts_break_flags) -> Vector2, float, s32, kbts_break_flags {
textp : *u32 = text.data;
Codepoints : *u32 = textp + n;
CodepointCount : u64 = xx (text.count - (Codepoints - textp));
Cursor : kbts_cursor;
Direction : kbts_direction = .NONE;
Script : kbts_script = .DONT_KNOW;
RunStart : u64 = 0;
BreakState : kbts_break_state;
kbts_BeginBreak(*BreakState, .NONE, .NORMAL);
CodepointIndex : u64;
while CodepointIndex < xx CodepointCount {
kbts_BreakAddCodepoint(*BreakState, Codepoints[CodepointIndex], 1, xx ((CodepointIndex + 1) == xx CodepointCount));
Break : kbts_break;
while kbts_Break(*BreakState, *Break) {
if Break.Flags & .DIRECTION {
Direction = Break.Direction;
if(!Cursor.Direction) Cursor = kbts_Cursor(BreakState.MainDirection);
}
if Break.Flags & .SCRIPT {
Script = Break.Script;
}
if (Break.Position > RunStart) && (Break.Flags & segment_type) {
RunLength : u64 = Break.Position - RunStart;
size, max_descent := ShapeText(font, *Cursor, Codepoints + RunStart, RunLength, BreakState.MainDirection, Direction, Script);
return size, max_descent, xx Break.Position, Break.Flags;
}
}
CodepointIndex += 1;
}
return .{}, 0, 0, xx 0;
}
next_word_size :: (font : *Font, text : []u32, n : s32, max_width : float = 0.0) -> Vector2, float, s32 {
textp : *u32 = text.data;
Codepoints : *u32 = textp + n;
CodepointCount : u64 = xx (text.count - (Codepoints - textp));
Cursor : kbts_cursor; Cursor : kbts_cursor;
Direction : kbts_direction = .NONE; Direction : kbts_direction = .NONE;
Script : kbts_script = .DONT_KNOW; Script : kbts_script = .DONT_KNOW;
@ -519,20 +564,6 @@ SegmentText :: (font: *Font, Codepoints: *u32, CodepointCount: u64) -> Vector2,
Break : kbts_break; Break : kbts_break;
while kbts_Break(*BreakState, *Break) { while kbts_Break(*BreakState, *Break) {
// if (Break.Position > RunStart) && (Break.Flags & (.DIRECTION | .SCRIPT | .LINE_HARD)) {
// RunLength : u64 = Break.Position - RunStart;
// size, max_descent := ShapeText(font, *Cursor, Codepoints + RunStart, RunLength, BreakState.MainDirection, Direction, Script);
// return size, max_descent, Break.Position;
// }
// if (Break.Position > RunStart) && (Break.Flags & (.DIRECTION | .SCRIPT | .LINE_HARD)) {
// RunLength : u64 = Break.Position - RunStart;
// size, max_descent := ShapeText(font, *Cursor, Codepoints + RunStart, RunLength, BreakState.MainDirection, Direction, Script);
// return size, max_descent, xx CodepointIndex;
// }
if Break.Flags & .DIRECTION { if Break.Flags & .DIRECTION {
Direction = Break.Direction; Direction = Break.Direction;
if(!Cursor.Direction) Cursor = kbts_Cursor(BreakState.MainDirection); if(!Cursor.Direction) Cursor = kbts_Cursor(BreakState.MainDirection);
@ -546,21 +577,8 @@ SegmentText :: (font: *Font, Codepoints: *u32, CodepointCount: u64) -> Vector2,
RunLength : u64 = Break.Position - RunStart; RunLength : u64 = Break.Position - RunStart;
size, max_descent := ShapeText(font, *Cursor, Codepoints + RunStart, RunLength, BreakState.MainDirection, Direction, Script); size, max_descent := ShapeText(font, *Cursor, Codepoints + RunStart, RunLength, BreakState.MainDirection, Direction, Script);
//if max_width > 0.0 && size.x + word_size.x > max_width {
return size, max_descent, xx Break.Position; return size, max_descent, xx Break.Position;
//}
// size.x += word_size.x;
// size.y = max(word_size.y);
// max_descent = max(max_descent, word_max_descent);
} }
// if (Break.Position > RunStart) && Break.Flags & .LINE_HARD {
// RunLength : u64 = Break.Position - RunStart;
// word_size, word_max_descent := ShapeText(font, *Cursor, Codepoints + RunStart, RunLength, BreakState.MainDirection, Direction, Script);
// return size, max_descent, Break.Position;
// }
} }
CodepointIndex += 1; CodepointIndex += 1;
@ -569,81 +587,6 @@ SegmentText :: (font: *Font, Codepoints: *u32, CodepointCount: u64) -> Vector2,
return .{}, 0, 0; return .{}, 0, 0;
} }
// get_next_row :: (font: *Font, max_width: float, text: string, index: s32, length: s32) -> s32 {
// Cursor : kbts_cursor;
// Direction : kbts_direction = xx kbts_direction_enum.KBTS_DIRECTION_NONE;
// Script : kbts_script = xx kbts_script_enum.KBTS_SCRIPT_DONT_KNOW;
// RunStart : u64;
// BreakState : kbts_break_state;
// kbts_BeginBreak(*BreakState, xx kbts_direction_enum.KBTS_DIRECTION_NONE, xx kbts_japanese_line_break_style_enum.KBTS_JAPANESE_LINE_BREAK_STYLE_NORMAL);
// text_utf32 : [..]u32;
// defer array_free(text_utf32);
// StringAt : u64;
// while StringAt < xx text.count {
// Decode : kbts_decode = kbts_DecodeUtf8(text.data, xx text.count - StringAt);
// StringAt += Decode.SourceCharactersConsumed;
// if Decode.Valid {
// array_add(*text_utf32, Decode.Codepoint);
// }
// }
// width : float;
// CodepointIndex : u64;
// while CodepointIndex < xx text_utf32.count {
// kbts_BreakAddCodepoint(*BreakState, text_utf32[CodepointIndex], 1, xx ((CodepointIndex + 1) == xx text_utf32.count));
// Break : kbts_break;
// while kbts_Break(*BreakState, *Break) {
// if (Break.Position > RunStart) && (Break.Flags & xx kbts_break_flags_enum.KBTS_BREAK_FLAG_DIRECTION | xx kbts_break_flags_enum.KBTS_BREAK_FLAG_SCRIPT | xx kbts_break_flags_enum.KBTS_BREAK_FLAG_LINE_HARD | xx kbts_break_flags_enum.KBTS_BREAK_FLAG_GRAPHEME) {
// RunLength : u64 = Break.Position - RunStart;
// // Glyph : kbts_glyph = kbts_CodepointToGlyph(*font.kb, Decode.Codepoint);
// // // Shape
// // GlyphCapacity : u32 = Length;
// // kbts_shape_state *State = kbts_CreateShapeState(*font.kb);
// // // A shape_config is immutable once created. You can freely share/hash it, etc.
// // Config : kbts_shape_config = kbts_ShapeConfig(*font.kb, Script, xx kbts_language_enum.KBTS_LANGUAGE_DONT_KNOW);
// // while kbts_Shape(State, *Config, Direction, Direction, Glyphs, *GlyphCount, GlyphCapacity) {
// // Glyphs = realloc(Glyphs, sizeof(kbts_glyph) * State.RequiredGlyphCapacity);
// // GlyphCapacity = State.RequiredGlyphCapacity;
// // }
// // // Get final positions
// // Cursor : kbts_cursor = kbts_Cursor(Direction);
// // GlyphIndex : u64;
// // while GlyphIndex < GlyphCount {
// // X : s32;
// // Y : s32;
// // kbts_PositionGlyph(*Cursor, *Glyphs[GlyphIndex], *X, *Y);
// // GlyphIndex += 1;
// // }
// //width +=
// //ShapeText(&Cursor, Codepoints + RunStart, RunLength, BreakState.MainDirection, Direction, Script);
// }
// if Break.Flags & xx kbts_break_flags_enum.KBTS_BREAK_FLAG_DIRECTION {
// Direction = Break.Direction;
// if(!Cursor.Direction) Cursor = kbts_Cursor(BreakState.MainDirection);
// }
// if Break.Flags & xx kbts_break_flags_enum.KBTS_BREAK_FLAG_SCRIPT {
// Script = Break.Script;
// }
// }
// CodepointIndex += 1;
// }
// return 0;
// }
next_grapheme_size :: (font: *Font, text: []u32, n: s32, max_width: float = 0.0) -> Vector2, float, s32 { next_grapheme_size :: (font: *Font, text: []u32, n: s32, max_width: float = 0.0) -> Vector2, float, s32 {
textp : *u32 = text.data; textp : *u32 = text.data;
@ -686,186 +629,7 @@ next_grapheme_size :: (font: *Font, text: []u32, n: s32, max_width: float = 0.0)
return .{}, 0, 0; return .{}, 0, 0;
} }
next_word_size :: (font: *Font, text: []u32, n: s32, max_width: float = 0.0) -> Vector2, float, s32 {
textp : *u32 = text.data;
line_start : *u32 = textp + n;
len : u64 = xx (text.count - (line_start - textp));
// text_utf32 : [..]u32;
// defer array_free(text_utf32);
// StringAt : u64;
// while StringAt < xx len {
// Decode : kbts_decode = kbts_DecodeUtf8(line_start + StringAt, xx len - StringAt);
// StringAt += Decode.SourceCharactersConsumed;
// if Decode.Valid {
// array_add(*text_utf32, Decode.Codepoint);
// }
// }
size, max_descent, read := SegmentText(font, line_start, len);
return size, max_descent, read;
// words := split(text, " ");
// for *word : words {
// if word.* != "" && word.data - text.data + word.count < text.count {
// if text[word.data - text.data + word.count] == " " {
// word.count += 1;
// }
// }
// }
//total_size : Vector2;
// lines : [..]Line;
// if !text {
// return .{}, 0.0, 0.0, lines;
// }
// if words.count == 0 {
// return .{}, 0.0, 0.0, lines;
// }
// text_utf32 : [..]u32;
// defer array_free(text_utf32);
// StringAt : u64;
// while StringAt < text.count {
// Decode : kbts_decode = kbts_DecodeUtf8(text.data, text.count - StringAt);
// StringAt += Decode.SourceCharactersConsumed;
// if Decode.Valid {
// array_add(*text_utf32, Decode.Codepoint);
// }
// }
// String : *u8 = text_utf32.data;
// Length : u64 = text_utf32.count;
// // Make some glyphs
// kbts_glyph *Glyphs = cast(*kbts_glyph, alloc(size_of(kbts_glyph) * Length));
// GlyphCount : u32 = 0;
// Script : kbts_script = KBTS_SCRIPT_DONT_KNOW;
// Direction : kbts_direction = KBTS_DIRECTION_NONE;
// StringAt : u64;
// while StringAt < Length {
// Decode : kbts_decode = kbts_DecodeUtf8(String, Length - StringAt);
// StringAt += Decode.SourceCharactersConsumed;
// if(Decode.Valid) {
// Glyph : kbts_glyph = kbts_CodepointToGlyph(*Font, Decode.Codepoint);
// // Easy script inference for simple cases. (This is similar to hb_buffer_guess_segment_properties.)
// // If you have already segmented String with our API, you already have a script!
// // So no need to pass it in that case.
// // Only use this as a shorthand, when you are pretty sure String is a single
// // script.
// kbts_InferScript(*Direction, *Script, Glyph.Script);
// Glyphs[GlyphCount] = Glyph;
// GlyphCount += 1;
// }
// }
// void SegmentText(uint32_t *Codepoints, size_t CodepointCount)
// line : Line;
// for word : words {
// started_a_line : bool;
// if line.text.count == 0 {
// line.text.data = word.data;
// line.text.count = word.count;
// started_a_line = true;
// }
// buf : *hb_buffer_t = hb_buffer_create();
// hb_buffer_add_utf8(buf, word.data, xx word.count, 0, -1);
// hb_buffer_set_direction(buf, hb_direction_t.LTR);
// hb_buffer_set_script(buf, hb_script_t.HB_SCRIPT_LATIN);
// hb_buffer_set_language(buf, hb_language_from_string("en", -1));
// features : [1]hb_feature_t;
// features[0].tag = HB_TAG(#char "c", #char "a", #char "l", #char "t");
// features[0].value = 1;
// features[0].start = HB_FEATURE_GLOBAL_START;
// features[0].end = HB_FEATURE_GLOBAL_END;
// hb_shape(font.hb, buf, features.data, features.count);
// glyph_count_u : u32;
// glyph_info : *hb_glyph_info_t = hb_buffer_get_glyph_infos(buf, *glyph_count_u);
// glyph_pos : *hb_glyph_position_t = hb_buffer_get_glyph_positions(buf, *glyph_count_u);
// glyph_count : s32 = xx glyph_count_u;
// word_size : Vector2;
// for i : 0..glyph_count - 1 {
// glyphid : hb_codepoint_t = glyph_info[i].codepoint;
// x_offset : hb_position_t = glyph_pos[i].x_offset;
// y_offset : hb_position_t = glyph_pos[i].y_offset;
// x_advance : hb_position_t = glyph_pos[i].x_advance;
// y_advance : hb_position_t = glyph_pos[i].y_advance;
// glyph : *Glyph = table_find_pointer(*font.glyphs, glyphid);
// if glyph {
// word_size.y = max(word_size.y, xx (glyph.height + glyph.descent));
// word_size.x += x_advance / 64.0;
// line.max_descent = max(line.max_descent, cast(float) glyph.descent);
// line.max_ascent = max(line.max_ascent, cast(float) glyph.ascent);
// }
// }
// if !started_a_line {
// line.text.count += word.count;
// }
// if max_width > 0.0 {
// if line.size.x + word_size.x > max_width {
// line.size.x = max_width;
// line.size.y = max(line.size.y, word_size.y);
// line.size.y = max(line.size.y, line.max_ascent + line.max_descent);
// array_add(*lines, line);
// line = .{};
// } else {
// line.size.y = max(total_size.y, word_size.y);
// line.size.y = max(line.size.y, line.max_ascent + line.max_descent);
// line.size.x += word_size.x;
// // } else {
// // line.text.data = word.data;
// // line.text.count = word.count;
// // }
// }
// } else if max_width == 0.0 {
// line.size.y = max(total_size.y, word_size.y);
// line.size.y = max(line.size.y, line.max_ascent + line.max_descent);
// line.size.x += word_size.x;
// // if include_descent
// // size.y = max_ascent + max_descent;
// }
// hb_buffer_destroy(buf);
// }
// if line.text.count > 0 {
// line.size.y = max(line.size.y, line.max_ascent + line.max_descent);
// array_add(*lines, line);
// line = .{};
// }
// for line : lines {
// total_size.x = max(total_size.x, line.size.x);
// total_size.y += line.size.y;
// }
//return total_size, 0, 0;
}
next_line_size :: (font: *Font, text: []u32, n: s32, max_width: float = 0.0) -> Vector2, float, s32 { next_line_size :: (font: *Font, text: []u32, n: s32, max_width: float = 0.0) -> Vector2, float, s32 {
textp : *u32 = text.data; textp : *u32 = text.data;
Codepoints : *u32 = textp + n; Codepoints : *u32 = textp + n;
CodepointCount : u64 = xx (text.count - (Codepoints - textp)); CodepointCount : u64 = xx (text.count - (Codepoints - textp));

74
src/ui.jai
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@ -985,7 +985,17 @@ ui_draw_text_input :: (using text_input: *TextInput) {
// Restore modified GL state // Restore modified GL state
// restore_opengl_state(*opengl_state); // restore_opengl_state(*opengl_state);
cursor_pos : Vector2 = pos + .{0.0, size.y - font.face.size.metrics.height >> 6 - 2 *(margin + border_size + padding)}; cursor_pos : Vector2 = pos + .{0.0, size.y - font.face.size.metrics.height >> 6 - 2 * (margin + border_size + padding)};
Rectangle :: struct {
pos : Vector2;
size : Vector2;
}
select_rectangles : [..]Rectangle;
defer array_free(select_rectangles);
select_pos : Vector2 = pos + .{0.0, size.y - font.face.size.metrics.height >> 6 - 2 * (margin + border_size + padding)};
select_size : Vector2 = .{0.0, xx font.face.size.metrics.height >> 6};
if text_input.text.count > 0 { if text_input.text.count > 0 {
//midline : Vector2 = pos + Vector2.{cast(float, margin + border_size + padding), xx (size.y / 2.0)}; //midline : Vector2 = pos + Vector2.{cast(float, margin + border_size + padding), xx (size.y / 2.0)};
@ -1004,17 +1014,54 @@ ui_draw_text_input :: (using text_input: *TextInput) {
size, max_descent, read := next_grapheme_size(font, text, i + j, 0.0); size, max_descent, read := next_grapheme_size(font, text, i + j, 0.0);
cursor_pos.x += size.x; cursor_pos.x += size.x;
// row.x1 += size.x;
// row.baseline_y_delta = max(row.baseline_y_delta, size.y);
// row.ymin = max(row.ymin, max_descent);
// row.ymax = max(row.ymax, size.y - row.ymin);
// row.num_chars += read;
j += read; j += read;
} }
} else { } else {
cursor_pos.y -= font.face.size.metrics.height >> 6; cursor_pos.y -= font.face.size.metrics.height >> 6;
} }
if textedit_state.select_start < textedit_state.select_end {
if i + xx row.num_chars >= textedit_state.select_start {
j : s32;
while grapheme := i + j < textedit_state.select_start {
size, max_descent, read, segment_type := next_segment_size(font, text, i + j, 0.0, .GRAPHEME | .LINE_HARD);
if segment_type & .GRAPHEME {
select_pos.x += size.x;
j += read;
} else {
select_pos.y -= font.face.size.metrics.height >> 6;
}
}
while grapheme := i + j < textedit_state.select_end {
if i + j < row.num_chars {
array_add(*select_rectangles, .{select_pos, select_size});
select_pos.y -= font.face.size.metrics.height >> 6;
select_pos.x = pos.x;
select_size = .{0.0, 0.0};
}
size, max_descent, read, segment_type := next_segment_size(font, text, i + j, 0.0, .GRAPHEME | .LINE_HARD);
if segment_type & .GRAPHEME {
select_size.x += size.x;
j += read;
if i + j >= textedit_state.select_end {
array_add(*select_rectangles, .{select_pos, select_size});
}
} else {
array_add(*select_rectangles, .{select_pos, select_size});
select_pos.y -= font.face.size.metrics.height >> 6;
select_pos.x = pos.x;
select_size = .{0.0, 0.0};
}
}
} else {
select_pos.y -= font.face.size.metrics.height >> 6;
}
}
render_text(font, .{row.num_chars, text_input.text.data + i}, render_text(font, .{row.num_chars, text_input.text.data + i},
.{draw_pos.x, draw_pos.y + row.ymin /*+ line.max_descent*/}, text_input.size, .{draw_pos.x, draw_pos.y + row.ymin /*+ line.max_descent*/}, text_input.size,
colour = font_colour); colour = font_colour);
@ -1023,11 +1070,14 @@ ui_draw_text_input :: (using text_input: *TextInput) {
i += xx row.num_chars; i += xx row.num_chars;
} }
}
// whil if textedit_state.select_end != textedit_state.select_start {
// label_size, max_ascent, max_descent, lines := calculate_string_draw_size(label.font, label.text, true, max_width); if textedit_state.select_end > textedit_state.select_start {
for select_rectangles {
// draw_pos.y -= line.size.y; render_filled_rectangle(it.pos + v2(margin) + v2(border_size) + v2(padding), it.size, .{0.8, 0.2, 0.55, 0.4});
}
}
} }
if cursor_time < 0.5 { if cursor_time < 0.5 {
@ -2323,7 +2373,7 @@ render_rectangle :: (pos: Vector2, size: Vector2, window_space: bool = true) {
glDeleteVertexArrays(1, *vao); glDeleteVertexArrays(1, *vao);
} }
render_filled_rectangle :: (pos: Vector2, size: Vector2, window_space: bool = true) { render_filled_rectangle :: (pos: Vector2, size: Vector2, colour := Vector4.{1, 1, 1, 1}, window_space: bool = true) {
positions: [4]Vector2 = Vector2.[ positions: [4]Vector2 = Vector2.[
.{pos.x + size.x, pos.y}, .{pos.x + size.x, pos.y},
@ -2355,7 +2405,7 @@ render_filled_rectangle :: (pos: Vector2, size: Vector2, window_space: bool = tr
glUniformMatrix4fv(glGetUniformLocation(line_shader.id, "uni_view"), 1, GL_TRUE, cast(*float) *view); glUniformMatrix4fv(glGetUniformLocation(line_shader.id, "uni_view"), 1, GL_TRUE, cast(*float) *view);
glUniformMatrix4fv(glGetUniformLocation(line_shader.id, "uni_proj"), 1, GL_TRUE, cast(*float) *proj); glUniformMatrix4fv(glGetUniformLocation(line_shader.id, "uni_proj"), 1, GL_TRUE, cast(*float) *proj);
glUniform4f(glGetUniformLocation(line_shader.id, "uni_colour"), 1, 1, 1, 1); glUniform4f(glGetUniformLocation(line_shader.id, "uni_colour"), colour.x, colour.y, colour.z, colour.w);
glDrawArrays(GL_TRIANGLE_STRIP, 0, xx positions.count); glDrawArrays(GL_TRIANGLE_STRIP, 0, xx positions.count);

30
ui.rad
View File

@ -1,33 +1,27 @@
// raddbg 0.9.20 project file // raddbg 0.9.21 project file
recent_file: path: "src/stb_textedit.jai" recent_file: path: "src/stb_textedit.jai"
recent_file: path: "../../../../jai/modules/runtime_support.jai"
recent_file: path: "src/main.jai"
recent_file: path: "src/ui.jai"
recent_file: path: "src/text.jai"
recent_file: path: "../../../../jai/modules/basic/array.jai" recent_file: path: "../../../../jai/modules/basic/array.jai"
recent_file: path: "../../../../jai/modules/default_allocator/module.jai" recent_file: path: "../../../../jai/modules/default_allocator/module.jai"
recent_file: path: "src/ui.jai"
recent_file: path: "src/main.jai"
recent_file: path: "../../../../jai/modules/math/module.jai" recent_file: path: "../../../../jai/modules/math/module.jai"
recent_file: path: "src/text.jai"
recent_file: path: "modules/kb_text_shape/kb_text_shape.h" recent_file: path: "modules/kb_text_shape/kb_text_shape.h"
recent_file: path: "modules/SDL3/src/SDL-release-3.2.16/src/events/sdl_keyboard.c" recent_file: path: "modules/SDL3/src/SDL-release-3.2.16/src/events/sdl_keyboard.c"
recent_file: path: "modules/SDL3/src/SDL-release-3.2.16/src/video/windows/SDL_windowsevents.c" recent_file: path: "modules/SDL3/src/SDL-release-3.2.16/src/video/windows/SDL_windowsevents.c"
recent_file: path: "src/math/math.jai" recent_file: path: "src/math/math.jai"
recent_file: path: "../../../../jai/modules/runtime_support.jai"
recent_file: path: "../../../../jai/modules/basic/module.jai" recent_file: path: "../../../../jai/modules/basic/module.jai"
breakpoint:
{
source_location: "src/ui.jai:1024:1"
hit_count: 0
enabled: 0
}
target: target:
{ {
executable: "bin/mexplore-debug.exe" executable: "bin/mexplore-debug.exe"
working_directory: bin working_directory: "bin/"
enabled: 1 enabled: 1
} }
breakpoint:
{
source_location: "src/stb_textedit.jai:1140:1"
hit_count: 0
enabled: 0
}
breakpoint:
{
source_location: "src/stb_textedit.jai:305:1"
hit_count: 0
enabled: 0
}