forked from KolibriOS/kolibrios
82d3fec9f1
IconEdit: ability to open image size up to 256*256, add to IMG git-svn-id: svn://kolibrios.org@7254 a494cfbc-eb01-0410-851d-a64ba20cac60
590 lines
15 KiB
C
590 lines
15 KiB
C
enum {
|
|
TOOL_NONE = -1,
|
|
TOOL_PENCIL,
|
|
TOOL_PIPETTE,
|
|
TOOL_FILL,
|
|
TOOL_LINE,
|
|
TOOL_RECT,
|
|
TOOL_SELECT
|
|
};
|
|
|
|
struct Tool {
|
|
int id;
|
|
|
|
void (*activate)();
|
|
void (*deactivate)();
|
|
void (*onMouseEvent)(int x, int y, int lkm, int pkm);
|
|
void (*onKeyEvent)(dword keycode);
|
|
void (*onCanvasDraw)();
|
|
};
|
|
|
|
int currentTool = -1;
|
|
Tool tools[6];
|
|
|
|
|
|
void resetCurrentTool() {
|
|
if ((currentTool != TOOL_NONE) && (tools[currentTool].deactivate != 0)) {
|
|
tools[currentTool].deactivate();
|
|
}
|
|
|
|
currentTool = TOOL_NONE;
|
|
}
|
|
|
|
void setCurrentTool(int index) {
|
|
resetCurrentTool();
|
|
|
|
currentTool = index;
|
|
|
|
if ((index != TOOL_NONE) && (tools[index].activate != 0))
|
|
tools[index].activate();
|
|
|
|
DrawLeftPanel();
|
|
DrawCanvas();
|
|
}
|
|
|
|
//===================================================//
|
|
// //
|
|
// FUNTIONS //
|
|
// //
|
|
//===================================================//
|
|
|
|
void FillTool_onMouseEvent(int mouseX, int mouseY, int lkm, int pkm) {
|
|
if (canvas.hovered()) && (currentTool==TOOL_FILL) && (mouse.up)
|
|
{
|
|
image.fill(mouseY-canvas.y/zoom.value,
|
|
mouseX-canvas.x/zoom.value, tool_color);
|
|
actionsHistory.saveCurrentState();
|
|
DrawCanvas();
|
|
}
|
|
}
|
|
|
|
void PipetteTool_activate() {
|
|
SetEventMask(EVM_REDRAW+EVM_KEY+EVM_BUTTON+EVM_MOUSE);
|
|
}
|
|
|
|
void PipetteTool_onMouseEvent(int mouseX, int mouseY, int lkm, int pkm) {
|
|
tool_color = GetPixelUnderMouse();
|
|
DrawBar(Form.cwidth-30, 5, 20, 20, tool_color);
|
|
|
|
if (mouse.down) {
|
|
SetEventMask(EVM_REDRAW+EVM_KEY+EVM_BUTTON+EVM_MOUSE+EVM_MOUSE_FILTER);
|
|
if (mouse.key&MOUSE_LEFT) EventSetActiveColor(1, tool_color);
|
|
if (mouse.key&MOUSE_RIGHT) EventSetActiveColor(2, tool_color);
|
|
|
|
setCurrentTool(TOOL_PENCIL);
|
|
}
|
|
}
|
|
|
|
bool PencilTool_Drawing = false;
|
|
|
|
void PencilTool_onMouseEvent(int mouseX, int mouseY, int lkm, int pkm) {
|
|
if (canvas.hovered())
|
|
{
|
|
if ((PencilTool_Drawing == true) && (!mouse.key)) {
|
|
actionsHistory.saveCurrentState();
|
|
PencilTool_Drawing = false;
|
|
}
|
|
|
|
if (mouse.key) {
|
|
image.set_pixel(mouseY-canvas.y/zoom.value,
|
|
mouseX-canvas.x/zoom.value, tool_color);
|
|
PencilTool_Drawing = true;
|
|
}
|
|
DrawCanvas();
|
|
}
|
|
}
|
|
|
|
void PencilTool_reset() {
|
|
PencilTool_Drawing = false;
|
|
}
|
|
|
|
// Line tool
|
|
struct SimpleFigureTool_State {
|
|
int startX, startY;
|
|
int lastTempPosX, lastTempPosY;
|
|
};
|
|
|
|
enum {
|
|
TOOL_LINE_STATE,
|
|
TOOL_RECT_STATE
|
|
};
|
|
|
|
dword currentFigToolState = -1;
|
|
SimpleFigureTool_State figTool_States[2];
|
|
|
|
void SimpleFigureTool_Reset() {
|
|
if (currentTool == TOOL_LINE)
|
|
currentFigToolState = TOOL_LINE_STATE;
|
|
else if (currentTool == TOOL_RECT)
|
|
currentFigToolState = TOOL_RECT_STATE;
|
|
|
|
figTool_States[currentFigToolState].startX = -1;
|
|
figTool_States[currentFigToolState].startY = -1;
|
|
figTool_States[currentFigToolState].lastTempPosX = -1;
|
|
figTool_States[currentFigToolState].lastTempPosY = -1;
|
|
}
|
|
|
|
int mouseX_last;
|
|
int mouseY_last;
|
|
bool first_click_in_canvas = false;
|
|
|
|
void SimpleFigureTool_onMouseEvent(int mouseX, int mouseY, int lkm, int pkm) {
|
|
if (mouse.down) && (canvas.hovered()) first_click_in_canvas = true;
|
|
if (first_click_in_canvas)
|
|
{
|
|
if (mouseX>canvas.x+canvas.w-zoom.value) mouseX = canvas.x+canvas.w-zoom.value;
|
|
if (mouseY>canvas.y+canvas.h-zoom.value) mouseY = canvas.y+canvas.h-zoom.value;
|
|
if (mouseX<canvas.x) mouseX = canvas.x;
|
|
if (mouseY<canvas.y) mouseY = canvas.y;
|
|
|
|
if (mouse.key) {
|
|
if ((figTool_States[currentFigToolState].startX < 0)
|
|
|| (figTool_States[currentFigToolState].startY < 0)) {
|
|
figTool_States[currentFigToolState].startX = mouseX;
|
|
figTool_States[currentFigToolState].startY = mouseY;
|
|
}
|
|
else {
|
|
if ((calc(mouseX - canvas.x/zoom.value) != figTool_States[currentFigToolState].lastTempPosX)
|
|
|| (calc(mouseY - canvas.y/zoom.value) != figTool_States[currentFigToolState].lastTempPosY))
|
|
{
|
|
DrawCanvas();
|
|
}
|
|
}
|
|
mouseX_last = mouseX;
|
|
mouseY_last = mouseY;
|
|
}
|
|
if (mouse.up) {
|
|
if ((figTool_States[currentFigToolState].startX >= 0)
|
|
&& (figTool_States[currentFigToolState].startY >= 0)) {
|
|
// Draw line from start position to current position
|
|
if (currentTool == TOOL_LINE) {
|
|
DrawLine(figTool_States[currentFigToolState].startX - canvas.x/zoom.value,
|
|
figTool_States[currentFigToolState].startY - canvas.y/zoom.value,
|
|
mouseX - canvas.x/zoom.value,
|
|
mouseY - canvas.y/zoom.value,
|
|
tool_color,
|
|
1);
|
|
}
|
|
else if (currentTool == TOOL_RECT) {
|
|
DrawRectangleInCanvas(figTool_States[currentFigToolState].startX - canvas.x/zoom.value,
|
|
figTool_States[currentFigToolState].startY - canvas.y/zoom.value,
|
|
mouseX - canvas.x/zoom.value,
|
|
mouseY - canvas.y/zoom.value, tool_color, 1);
|
|
}
|
|
|
|
DrawCanvas();
|
|
|
|
actionsHistory.saveCurrentState();
|
|
|
|
// Reset start position
|
|
figTool_States[currentFigToolState].startX = -1;
|
|
figTool_States[currentFigToolState].startY = -1;
|
|
|
|
first_click_in_canvas = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void SimpleFigureTool_onCanvasDraw() {
|
|
if ((figTool_States[currentFigToolState].startX >= 0)
|
|
&& (figTool_States[currentFigToolState].startY >= 0) && (mouse.key)) {
|
|
if (currentTool == TOOL_LINE) {
|
|
DrawLine(figTool_States[currentFigToolState].startX - canvas.x/zoom.value,
|
|
figTool_States[currentFigToolState].startY - canvas.y/zoom.value,
|
|
mouseX_last - canvas.x/zoom.value,
|
|
mouseY_last - canvas.y/zoom.value,
|
|
tool_color,
|
|
2);
|
|
}
|
|
else if (currentTool == TOOL_RECT) {
|
|
DrawRectangleInCanvas(figTool_States[currentFigToolState].startX - canvas.x/zoom.value,
|
|
figTool_States[currentFigToolState].startY - canvas.y/zoom.value,
|
|
mouseX_last - canvas.x/zoom.value,
|
|
mouseY_last - canvas.y/zoom.value,
|
|
tool_color,
|
|
2);
|
|
}
|
|
|
|
figTool_States[currentFigToolState].lastTempPosX = mouseX_last - canvas.x/zoom.value;
|
|
figTool_States[currentFigToolState].lastTempPosY = mouseY_last - canvas.y/zoom.value;
|
|
}
|
|
}
|
|
|
|
// Selection
|
|
int selection_start_x = -1;
|
|
int selection_start_y = -1;
|
|
int selection_end_x = -1;
|
|
int selection_end_y = -1;
|
|
bool selection_active = false;
|
|
|
|
dword SelectionTool_buffer = 0;
|
|
dword SelectionTool_buffer_r = 0;
|
|
dword SelectionTool_buffer_c = 0;
|
|
|
|
bool selection_moving_started = false;
|
|
int selection_pivot_x = -1;
|
|
int selection_pivot_y = -1;
|
|
|
|
void SelectTool_normalizeSelection() {
|
|
int t;
|
|
|
|
// Restructuring of the selection coordinates
|
|
if (selection_end_x < selection_start_x) {
|
|
t = selection_start_x;
|
|
selection_start_x = selection_end_x;
|
|
selection_end_x = t;
|
|
}
|
|
|
|
if (selection_end_y < selection_start_y) {
|
|
t = selection_end_y;
|
|
selection_end_y = selection_start_y;
|
|
selection_start_y = t;
|
|
}
|
|
}
|
|
|
|
void reset_selection_moving() {
|
|
if (selection_moving_started) {
|
|
SelectTool_drawBuffer(selection_start_x, selection_start_y, 1);
|
|
|
|
selection_pivot_x = -1;
|
|
selection_pivot_y = -1;
|
|
|
|
selection_moving_started = false;
|
|
|
|
actionsHistory.saveCurrentState();
|
|
DrawCanvas();
|
|
}
|
|
}
|
|
|
|
bool is_selection_moving() {
|
|
return selection_moving_started;
|
|
}
|
|
|
|
void reset_selection() {
|
|
reset_selection_moving();
|
|
|
|
selection_start_x = -1;
|
|
selection_start_y = -1;
|
|
selection_end_x = -1;
|
|
selection_end_y = -1;
|
|
}
|
|
|
|
void SelectTool_activate() {
|
|
reset_selection();
|
|
|
|
selection_active = false;
|
|
}
|
|
|
|
void SelectTool_deactivate() {
|
|
reset_selection_moving();
|
|
}
|
|
|
|
bool SelectTool_pointInSelection(int x, int y) {
|
|
if (x >= selection_start_x) && (x <= selection_end_x) && (y >= selection_start_y) && (y <= selection_end_y)
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
|
|
void SelectTool_copyToBuffer() {
|
|
dword offset, r, c;
|
|
|
|
if (SelectionTool_buffer != 0)
|
|
free(SelectionTool_buffer);
|
|
|
|
SelectionTool_buffer_r = selection_end_y - selection_start_y + 1;
|
|
SelectionTool_buffer_c = selection_end_x - selection_start_x + 1;
|
|
SelectionTool_buffer = malloc(SelectionTool_buffer_r * SelectionTool_buffer_c * 4);
|
|
|
|
for (r = selection_start_y; r <= selection_end_y; r++) {
|
|
for (c = selection_start_x; c <= selection_end_x; c++) {
|
|
offset = calc(SelectionTool_buffer_c * calc(r - selection_start_y) + calc(c - selection_start_x)) * 4;
|
|
|
|
ESDWORD[SelectionTool_buffer + offset] = image.get_pixel(r, c);
|
|
}
|
|
}
|
|
}
|
|
|
|
void SelectTool_onMouseEvent(int mouseX, int mouseY, int lkm, int pkm) {
|
|
int click_x, click_y, dx, dy, m_x, m_y, r, c, color;
|
|
dword pixel;
|
|
|
|
m_x = TO_CANVAS_X(mouseX);
|
|
m_y = TO_CANVAS_Y(mouseY);
|
|
|
|
if (mouse.down) && (canvas.hovered()) && (!selection_active) {
|
|
if (selection_start_x != -1) && (SelectTool_pointInSelection(m_x, m_y)) {
|
|
if (selection_pivot_x == -1) {
|
|
selection_pivot_x = m_x;
|
|
selection_pivot_y = m_y;
|
|
|
|
GetKeys();
|
|
|
|
if (!selection_moving_started) && ( !(key_modifier&KEY_LSHIFT) ) {
|
|
for (r = selection_start_y; r <= selection_end_y; r++)
|
|
for (c = selection_start_x; c <= selection_end_x; c++) {
|
|
image.set_pixel(r, c, color2);
|
|
}
|
|
}
|
|
|
|
selection_moving_started = true;
|
|
}
|
|
}
|
|
else {
|
|
|
|
reset_selection();
|
|
selection_active = true;
|
|
}
|
|
}
|
|
|
|
if (selection_pivot_x != -1) {
|
|
dx = m_x - selection_pivot_x;
|
|
dy = m_y - selection_pivot_y;
|
|
|
|
if (selection_start_x + dx < 0)
|
|
dx = selection_start_x;
|
|
|
|
if (selection_end_x + dx >= image.columns)
|
|
dx = image.columns-1 - selection_end_x;
|
|
|
|
if (selection_start_y + dy < 0)
|
|
dy = selection_start_y;
|
|
|
|
if (selection_end_y + dy >= image.rows)
|
|
dy = image.rows-1 - selection_end_y;
|
|
|
|
|
|
selection_start_x += dx;
|
|
selection_end_x += dx;
|
|
|
|
selection_start_y += dy;
|
|
selection_end_y += dy;
|
|
|
|
selection_pivot_x += dx;
|
|
selection_pivot_y += dy;
|
|
|
|
DrawCanvas();
|
|
}
|
|
|
|
if (selection_active)
|
|
{
|
|
if (mouseX>canvas.x+canvas.w-zoom.value) mouseX = canvas.x+canvas.w-zoom.value;
|
|
if (mouseY>canvas.y+canvas.h-zoom.value) mouseY = canvas.y+canvas.h-zoom.value;
|
|
|
|
if (mouseX<canvas.x) mouseX = canvas.x;
|
|
if (mouseY<canvas.y) mouseY = canvas.y;
|
|
|
|
if (mouse.key) {
|
|
selection_end_x = TO_CANVAS_X(mouseX);
|
|
selection_end_y = TO_CANVAS_Y(mouseY);
|
|
|
|
if ((selection_start_x < 0) || (selection_start_y < 0)) {
|
|
selection_start_x = TO_CANVAS_X(mouseX);
|
|
selection_start_y = TO_CANVAS_Y(mouseY);
|
|
}
|
|
else {
|
|
DrawCanvas();
|
|
|
|
/**if ((calc(TO_CANVAS_X(mouseX)) != selection_end_x)
|
|
|| (calc(TO_CANVAS_Y(mouseY)) != selection_end_y))
|
|
{
|
|
DrawCanvas();
|
|
}*/
|
|
}
|
|
|
|
}
|
|
|
|
if (mouse.up) {
|
|
selection_active = false;
|
|
|
|
SelectTool_normalizeSelection();
|
|
SelectTool_copyToBuffer();
|
|
}
|
|
}
|
|
|
|
if (mouse.up) {
|
|
if (selection_pivot_x != -1) {
|
|
selection_pivot_x = -1;
|
|
selection_pivot_y = -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
void SelectTool_onCanvasDraw() {
|
|
if (selection_moving_started)
|
|
SelectTool_drawBuffer(selection_start_x, selection_start_y, 2);
|
|
|
|
if ((selection_start_x >= 0) && (selection_start_y >= 0) && (selection_end_x >= 0) && (selection_end_y >= 0)) {
|
|
DrawSelection(selection_start_x, selection_start_y, selection_end_x, selection_end_y);
|
|
}
|
|
}
|
|
|
|
void SelectTool_drawBuffer(int insert_x, int insert_y, int target) {
|
|
dword color;
|
|
dword offset, r, c;
|
|
dword insert_to_x, insert_to_y;
|
|
|
|
if (SelectionTool_buffer != 0) {
|
|
insert_to_x = insert_x + SelectionTool_buffer_c - 1;
|
|
|
|
if (insert_to_x >= image.columns)
|
|
insert_to_x = image.columns-1;
|
|
|
|
insert_to_y = insert_y + SelectionTool_buffer_r - 1;
|
|
|
|
if (insert_to_y >= image.rows)
|
|
insert_to_y = image.rows-1;
|
|
|
|
for (r = insert_y; r <= insert_to_y; r++) {
|
|
for (c = insert_x; c <= insert_to_x; c++) {
|
|
offset = calc(SelectionTool_buffer_c * calc(r - insert_y) + calc(c - insert_x)) * 4;
|
|
|
|
color = ESDWORD[SelectionTool_buffer + offset];
|
|
|
|
if (target == 1)
|
|
image.set_pixel(r, c, color);
|
|
else
|
|
DrawBar(c*zoom.value + canvas.x, r*zoom.value + canvas.y,
|
|
zoom.value, zoom.value, color);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void SelectTool_onKeyEvent(dword keycode) {
|
|
dword offset, r, c;
|
|
dword insert_x, insert_y, insert_to_x, insert_to_y;
|
|
|
|
if (keycode == SCAN_CODE_KEY_V) {
|
|
if (SelectionTool_buffer != 0) {
|
|
reset_selection();
|
|
|
|
selection_moving_started = true;
|
|
selection_start_x = 0;
|
|
selection_end_x = SelectionTool_buffer_c - 1;
|
|
|
|
selection_start_y = 0;
|
|
selection_end_y = SelectionTool_buffer_r - 1;
|
|
|
|
DrawCanvas();
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//===================================================//
|
|
// //
|
|
// DRAWs //
|
|
// //
|
|
//===================================================//
|
|
|
|
|
|
|
|
// target - image (1) or canvas (2)
|
|
void DrawLine(int x1, int y1, int x2, int y2, dword color, int target) {
|
|
int dx, dy, signX, signY, error, error2;
|
|
|
|
if (1==target) {
|
|
image.draw_line(x1, y1, x2, y2, color);
|
|
return;
|
|
}
|
|
|
|
dx = x2 - x1;
|
|
|
|
if (dx < 0)
|
|
dx = -dx;
|
|
|
|
dy = y2 - y1;
|
|
|
|
if (dy < 0)
|
|
dy = -dy;
|
|
|
|
if (x1 < x2)
|
|
signX = 1;
|
|
else
|
|
signX = -1;
|
|
|
|
if (y1 < y2)
|
|
signY = 1;
|
|
else
|
|
signY = -1;
|
|
|
|
error = dx - dy;
|
|
|
|
DrawBar(x2*zoom.value + canvas.x, y2*zoom.value + canvas.y,
|
|
zoom.value, zoom.value, color);
|
|
|
|
while((x1 != x2) || (y1 != y2))
|
|
{
|
|
DrawBar(x1*zoom.value + canvas.x, y1*zoom.value + canvas.y,
|
|
zoom.value, zoom.value, color);
|
|
|
|
error2 = error * 2;
|
|
|
|
if(error2 > calc(-dy))
|
|
{
|
|
error -= dy;
|
|
x1 += signX;
|
|
}
|
|
|
|
if(error2 < dx)
|
|
{
|
|
error += dx;
|
|
y1 += signY;
|
|
}
|
|
}
|
|
}
|
|
|
|
void DrawRectangleInCanvas(int x1, int y1, int x2, int y2, dword color, int target) {
|
|
DrawLine(x1, y1, x2, y1, color, target);
|
|
DrawLine(x2, y1, x2, y2, color, target);
|
|
DrawLine(x2, y2, x1, y2, color, target);
|
|
DrawLine(x1, y2, x1, y1, color, target);
|
|
}
|
|
|
|
#define SELECTION_COLOR 0xAAE5EF
|
|
|
|
void DrawSelection(int x1, int y1, int x2, int y2) {
|
|
int p1x, p1y, p2x, p2y, r, c, old_color, new_color;
|
|
dword offset;
|
|
|
|
if (x1 <= x2) {
|
|
p1x = x1;
|
|
p2x = x2;
|
|
}
|
|
else {
|
|
p1x = x2;
|
|
p2x = x1;
|
|
}
|
|
|
|
if (y1 <= y2) {
|
|
p2y = y1;
|
|
p1y = y2;
|
|
}
|
|
else {
|
|
p2y = y2;
|
|
p1y = y1;
|
|
}
|
|
|
|
for (r = p1y; r >= p2y; r--) {
|
|
for (c = p1x; c <= p2x; c++) {
|
|
|
|
if (selection_moving_started) && (SelectTool_pointInSelection(c, r)) {
|
|
offset = calc(SelectionTool_buffer_c * calc(r - selection_start_y) + calc(c - selection_start_x)) * 4;
|
|
old_color = ESDWORD[SelectionTool_buffer + offset];
|
|
}
|
|
else {
|
|
old_color = image.get_pixel(r, c);
|
|
}
|
|
|
|
new_color = MixColors(old_color, SELECTION_COLOR, 64);
|
|
|
|
DrawBar(c*zoom.value + canvas.x, r*zoom.value + canvas.y,
|
|
zoom.value, zoom.value, new_color);
|
|
|
|
}
|
|
}
|
|
} |