krzosa/text_editor
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Full width line highlight and commands.cpp

Browse Source
This commit is contained in:
Krzosa Karol
2024-07-21 17:47:41 +02:00
parent 5d3f1fcf08
commit 915620da34
4 changed files with 159 additions and 161 deletions
Download Patch File Download Diff File Expand all files Collapse all files

155
src/text_editor/commands.cpp
View File

@@ -1 +1,156 @@
inline bool Press(int key) {
bool result = IsKeyPressed(key) || IsKeyPressedRepeat(key);
return result;
}
inline bool Shift() {
bool result = IsKeyDown(KEY_LEFT_SHIFT) || IsKeyDown(KEY_RIGHT_SHIFT);
return result;
}
inline bool Ctrl() {
bool result = IsKeyDown(KEY_LEFT_CONTROL) || IsKeyDown(KEY_RIGHT_CONTROL);
return result;
}
inline bool Alt() {
bool result = IsKeyDown(KEY_LEFT_ALT) || IsKeyDown(KEY_RIGHT_ALT);
return result;
}
inline bool CtrlPress(int key) {
bool result = Press(key) && Ctrl();
return result;
}
inline bool ShiftPress(int key) {
bool result = Press(key) && Shift();
return result;
}
inline bool CtrlShiftPress(int key) {
bool result = Press(key) && Shift() && Ctrl();
return result;
}
inline bool CtrlAltPress(int key) {
bool result = Press(key) && Ctrl() && Alt();
return result;
}
Int MoveOnWhitespaceBoundaryForward(Buffer &buffer, Int pos) {
pos = Clamp(pos, (Int)0, buffer.len);
bool standing_on_whitespace = IsWhitespace(buffer.str[pos]);
bool seek_whitespace = standing_on_whitespace == false;
bool seek_word = standing_on_whitespace;
Int result = buffer.len;
Int prev_pos = pos;
for (Int i = pos; i < buffer.len; i += 1) {
bool whitespace = IsWhitespace(buffer.str[i]);
if (seek_word && !whitespace) {
result = i;
break;
}
if (seek_whitespace && whitespace) {
result = i;
break;
}
prev_pos = i;
}
return result;
}
Int MoveOnWhitespaceBoundaryBackward(Buffer &buffer, Int pos) {
pos = Clamp(pos - 1, (Int)0, buffer.len);
bool standing_on_whitespace = IsWhitespace(buffer.str[pos]);
bool seek_whitespace = standing_on_whitespace == false;
bool seek_word = standing_on_whitespace;
Int result = 0;
Int prev_pos = pos;
for (Int i = pos; i >= 0; i -= 1) {
bool whitespace = IsWhitespace(buffer.str[i]);
if (seek_word && !whitespace) {
result = prev_pos;
break;
}
if (seek_whitespace && whitespace) {
result = prev_pos;
break;
}
prev_pos = i;
}
return result;
}
Int MoveOnWhitespaceBoundaryDown(Buffer &buffer, Int pos) {
Int result = pos;
Int next_line = PosToLine(buffer, pos) + 1;
for (Int line = next_line; line < buffer.line_starts.len; line += 1) {
Range line_range = GetLineRange(buffer, line);
result = line_range.min;
bool whitespace_line = true;
for (Int i = line_range.min; i < line_range.max; i += 1) {
if (!IsWhitespace(buffer.str[i])) {
whitespace_line = false;
break;
}
}
if (whitespace_line) break;
}
return result;
}
Int MoveOnWhitespaceBoundaryUp(Buffer &buffer, Int pos) {
Int result = pos;
Int next_line = PosToLine(buffer, pos) - 1;
for (Int line = next_line; line >= 0; line -= 1) {
Range line_range = GetLineRange(buffer, line);
result = line_range.min;
bool whitespace_line = true;
for (Int i = line_range.min; i < line_range.max; i += 1) {
if (!IsWhitespace(buffer.str[i])) {
whitespace_line = false;
break;
}
}
if (whitespace_line) break;
}
return result;
}
Int MovePosByXY(Buffer &buffer, Int pos, XY offset) {
XY xy = PosToXY(buffer, pos);
Int result = XYToPosWithoutNL(buffer, {xy.col + offset.col, xy.line + offset.line});
return result;
}
const int DIR_RIGHT = 0;
const int DIR_LEFT = 1;
const int DIR_DOWN = 2;
const int DIR_UP = 3;
Int MovePos(Buffer &buffer, Int pos, int direction, bool ctrl_pressed) {
ProfileFunction();
Assert(direction >= 0 && direction <= 3);
if (ctrl_pressed) {
switch (direction) {
case DIR_RIGHT: return MoveOnWhitespaceBoundaryForward(buffer, pos);
case DIR_LEFT: return MoveOnWhitespaceBoundaryBackward(buffer, pos);
case DIR_DOWN: return MoveOnWhitespaceBoundaryDown(buffer, pos);
case DIR_UP: return MoveOnWhitespaceBoundaryUp(buffer, pos);
default: return pos;
}
} else {
switch (direction) {
case DIR_RIGHT: return Clamp(pos + 1, (Int)0, buffer.len);
case DIR_LEFT: return Clamp(pos - 1, (Int)0, buffer.len);
case DIR_DOWN: return MovePosByXY(buffer, pos, {0, 1});
case DIR_UP: return MovePosByXY(buffer, pos, {0, -1});
default: return pos;
}
}
}

4
src/text_editor/text_editor.cpp
View File

@@ -18,9 +18,11 @@
#include "raylib.h"
#include "raylib_utils.cpp"
#include "commands.cpp"
#include "colors.cpp"
#include "view.h"
#include "view_commands.cpp"
#include "colors.cpp"
#include "view_draw.cpp"
/*

157
src/text_editor/view_commands.cpp
View File

@@ -1,120 +1,3 @@
Int MoveOnWhitespaceBoundaryForward(Buffer &buffer, Int pos) {
pos = Clamp(pos, (Int)0, buffer.len);
bool standing_on_whitespace = IsWhitespace(buffer.str[pos]);
bool seek_whitespace = standing_on_whitespace == false;
bool seek_word = standing_on_whitespace;
Int result = buffer.len;
Int prev_pos = pos;
for (Int i = pos; i < buffer.len; i += 1) {
bool whitespace = IsWhitespace(buffer.str[i]);
if (seek_word && !whitespace) {
result = i;
break;
}
if (seek_whitespace && whitespace) {
result = i;
break;
}
prev_pos = i;
}
return result;
}
Int MoveOnWhitespaceBoundaryBackward(Buffer &buffer, Int pos) {
pos = Clamp(pos - 1, (Int)0, buffer.len);
bool standing_on_whitespace = IsWhitespace(buffer.str[pos]);
bool seek_whitespace = standing_on_whitespace == false;
bool seek_word = standing_on_whitespace;
Int result = 0;
Int prev_pos = pos;
for (Int i = pos; i >= 0; i -= 1) {
bool whitespace = IsWhitespace(buffer.str[i]);
if (seek_word && !whitespace) {
result = prev_pos;
break;
}
if (seek_whitespace && whitespace) {
result = prev_pos;
break;
}
prev_pos = i;
}
return result;
}
Int MoveOnWhitespaceBoundaryDown(Buffer &buffer, Int pos) {
Int result = pos;
Int next_line = PosToLine(buffer, pos) + 1;
for (Int line = next_line; line < buffer.line_starts.len; line += 1) {
Range line_range = GetLineRange(buffer, line);
result = line_range.min;
bool whitespace_line = true;
for (Int i = line_range.min; i < line_range.max; i += 1) {
if (!IsWhitespace(buffer.str[i])) {
whitespace_line = false;
break;
}
}
if (whitespace_line) break;
}
return result;
}
Int MoveOnWhitespaceBoundaryUp(Buffer &buffer, Int pos) {
Int result = pos;
Int next_line = PosToLine(buffer, pos) - 1;
for (Int line = next_line; line >= 0; line -= 1) {
Range line_range = GetLineRange(buffer, line);
result = line_range.min;
bool whitespace_line = true;
for (Int i = line_range.min; i < line_range.max; i += 1) {
if (!IsWhitespace(buffer.str[i])) {
whitespace_line = false;
break;
}
}
if (whitespace_line) break;
}
return result;
}
Int MovePosByXY(Buffer &buffer, Int pos, XY offset) {
XY xy = PosToXY(buffer, pos);
Int result = XYToPosWithoutNL(buffer, {xy.col + offset.col, xy.line + offset.line});
return result;
}
const int DIR_RIGHT = 0;
const int DIR_LEFT = 1;
const int DIR_DOWN = 2;
const int DIR_UP = 3;
Int MovePos(Buffer &buffer, Int pos, int direction, bool ctrl_pressed) {
ProfileFunction();
Assert(direction >= 0 && direction <= 3);
if (ctrl_pressed) {
switch (direction) {
case DIR_RIGHT: return MoveOnWhitespaceBoundaryForward(buffer, pos);
case DIR_LEFT: return MoveOnWhitespaceBoundaryBackward(buffer, pos);
case DIR_DOWN: return MoveOnWhitespaceBoundaryDown(buffer, pos);
case DIR_UP: return MoveOnWhitespaceBoundaryUp(buffer, pos);
default: return pos;
}
} else {
switch (direction) {
case DIR_RIGHT: return Clamp(pos + 1, (Int)0, buffer.len);
case DIR_LEFT: return Clamp(pos - 1, (Int)0, buffer.len);
case DIR_DOWN: return MovePosByXY(buffer, pos, {0, 1});
case DIR_UP: return MovePosByXY(buffer, pos, {0, -1});
default: return pos;
}
}
}
void AfterEdit(View *view, Array<Edit> edits) {
//
// Offset all cursors by edits
@@ -231,46 +114,6 @@ void Command_Delete(View *_view, int direction, bool ctrl = false) {
Command_Replace(&view, {});
}
inline bool Press(int key) {
bool result = IsKeyPressed(key) || IsKeyPressedRepeat(key);
return result;
}
inline bool Shift() {
bool result = IsKeyDown(KEY_LEFT_SHIFT) || IsKeyDown(KEY_RIGHT_SHIFT);
return result;
}
inline bool Ctrl() {
bool result = IsKeyDown(KEY_LEFT_CONTROL) || IsKeyDown(KEY_RIGHT_CONTROL);
return result;
}
inline bool Alt() {
bool result = IsKeyDown(KEY_LEFT_ALT) || IsKeyDown(KEY_RIGHT_ALT);
return result;
}
inline bool CtrlPress(int key) {
bool result = Press(key) && Ctrl();
return result;
}
inline bool ShiftPress(int key) {
bool result = Press(key) && Shift();
return result;
}
inline bool CtrlShiftPress(int key) {
bool result = Press(key) && Shift() && Ctrl();
return result;
}
inline bool CtrlAltPress(int key) {
bool result = Press(key) && Ctrl() && Alt();
return result;
}
void HandleKeybindings(View *_view) {
ProfileFunction();
View &view = *_view;

4
src/text_editor/view_draw.cpp
View File

@@ -71,9 +71,7 @@ void DrawCaret(const View &view, XY xy, float size, Color color) {
void DrawLineHighlight(const View &view, XY fxy, Color color) {
Vec2I w = XYToWorldPos(view, XYLine(fxy.line));
w -= view.scroll;
Range range = GetLineRange(*view.buffer, fxy.line);
Int xsize = (Int)view.char_spacing * GetSize(range);
Rect2I rect = Rect2IFromSize(w, {xsize, view.line_spacing});
Rect2I rect = Rect2IFromSize(w, {GetRenderWidth(), view.line_spacing});
DrawRectangleRec(ToRectangle(rect), color);
}