mirror of
https://gitea.nishi.boats/pyrite-dev/milsko
synced 2025-12-31 06:30:52 +00:00
fix things
git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@542 b9cfdab3-6d41-4d17-bbe4-086880011989
This commit is contained in:
NishiOwO
@@ -10,5 +10,7 @@ int main() {
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MwWidget cpicker = MwColorPicker(w, "cpicker");
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(void)cpicker;
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MwLoop(w);
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}
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@@ -1,220 +0,0 @@
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/* $Id$ */
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#include <Mw/Milsko.h>
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MwWidget vp;
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#define WIN_SIZE 512
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#define PICKER_SIZE 360
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#define IMG_POS ((WIN_SIZE - PICKER_SIZE) / 2)
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#define SCROLL_BAR_WIDTH 12
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#define MARGIN (PICKER_SIZE / 32)
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#define COLOR_DISPLAY_HEIGHT 12
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typedef struct {
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double r; // a fraction between 0 and 1
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double g; // a fraction between 0 and 1
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double b; // a fraction between 0 and 1
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} rgb;
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typedef struct {
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double h; // angle in degrees
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double s; // a fraction between 0 and 1
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double v; // a fraction between 0 and 1
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} hsv;
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static rgb hsv2rgb(hsv in) {
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rgb out;
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int i = (int)(floor(in.h * 6));
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double f = in.h * 6 - i;
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double p = in.v * (1 - in.s);
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double q = in.v * (1 - f * in.s);
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double t = in.v * (1 - (1 - f) * in.s);
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switch(i % 6) {
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case 0:
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out.r = in.v, out.g = t, out.b = p;
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break;
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case 1:
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out.r = q, out.g = in.v, out.b = p;
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break;
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case 2:
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out.r = p, out.g = in.v, out.b = t;
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break;
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case 3:
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out.r = p, out.g = q, out.b = in.v;
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break;
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case 4:
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out.r = t, out.g = p, out.b = in.v;
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break;
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case 5:
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out.r = in.v, out.g = p, out.b = q;
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break;
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}
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return out;
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}
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typedef struct {
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MwWidget parent;
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MwWidget color_wheel_img;
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MwWidget value_slider;
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MwWidget color_display;
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MwWidget color_display_text;
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MwLLPixmap color_wheel_pixmap;
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MwLLPixmap color_display_pixmap;
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double value;
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unsigned char* color_wheel_image_data;
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unsigned char* color_display_image_data;
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MwPoint point;
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} color_wheel;
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void color_wheel_wheel_image_update(color_wheel* wheel) {
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int y, x;
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for(y = 0; y < PICKER_SIZE; y++) {
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for(x = 0; x < PICKER_SIZE; x++) {
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int i = ((y * PICKER_SIZE) + x) * 4;
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int _x = x - (PICKER_SIZE / 2);
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int _y = y - (PICKER_SIZE / 2);
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double dist = sqrt(_x * _x + _y * _y);
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if(dist >= 180.) {
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wheel->color_wheel_image_data[i] = 0;
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wheel->color_wheel_image_data[i + 1] = 0;
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wheel->color_wheel_image_data[i + 2] = 0;
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wheel->color_wheel_image_data[i + 3] = 0;
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} else {
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double xd = (M_PI / 180.) * ((double)_x);
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double yd = (M_PI / 180.) * ((double)_y);
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float angle = atan2(yd, xd) - M_PI;
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float hue = (angle * 180.) / M_PI;
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hsv hsv_v;
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rgb color;
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if(hue < 0.0) {
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hue += 360;
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}
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hsv_v.h = hue / 360.;
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hsv_v.s = (dist / 179.61);
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hsv_v.v = wheel->value;
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color = hsv2rgb(hsv_v);
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wheel->color_wheel_image_data[i] = color.r * 255;
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wheel->color_wheel_image_data[i + 1] = color.g * 255;
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wheel->color_wheel_image_data[i + 2] = color.b * 255;
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wheel->color_wheel_image_data[i + 3] = 255;
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}
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}
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}
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if(wheel->color_wheel_pixmap != NULL) {
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MwLLDestroyPixmap(wheel->color_wheel_pixmap);
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}
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wheel->color_wheel_pixmap = MwLoadRaw(wheel->parent, wheel->color_wheel_image_data, PICKER_SIZE, PICKER_SIZE);
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MwVaApply(wheel->color_wheel_img, MwNpixmap, wheel->color_wheel_pixmap, NULL);
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}
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static void color_wheel_click(MwWidget handle, void* user, void* call) {
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color_wheel* wheel = (color_wheel*)user;
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MwLLMouse* mouse = (MwLLMouse*)call;
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char* hexColor;
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int i, r, g, b, a;
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(void)handle;
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(void)user;
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(void)call;
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color_wheel_wheel_image_update(wheel);
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i = ((mouse->point.y * PICKER_SIZE) + mouse->point.x) * 4;
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r = wheel->color_wheel_image_data[i];
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g = wheel->color_wheel_image_data[i + 1];
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b = wheel->color_wheel_image_data[i + 2];
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a = wheel->color_wheel_image_data[i + 3];
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(void)a;
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hexColor = malloc(8);
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char* fgColor = malloc(8);
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snprintf(hexColor, 8, "#%02X%02X%02X", r, g, b);
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int fr = r > 128 ? 0 : 255;
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int fg = g > 128 ? 0 : 255;
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int fb = b > 128 ? 0 : 255;
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snprintf(fgColor, 8, "#%02X%02X%02X", fr, fg, fb);
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MwSetText(wheel->color_display, MwNbackground, hexColor);
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MwSetText(wheel->color_display_text, MwNforeground, fgColor);
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MwSetText(wheel->color_display_text, MwNbackground, hexColor);
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MwSetText(wheel->color_display_text, MwNtext, hexColor);
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free(hexColor);
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}
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static void color_wheel_on_change_value(MwWidget handle, void* user, void* call) {
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color_wheel* wheel = (color_wheel*)user;
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int value = MwGetInteger(handle, MwNvalue);
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int diff = MwGetInteger(handle, MwNchangedBy);
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(void)diff;
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(void)call;
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wheel->value = 1.0 - ((double)value / 1024.);
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color_wheel_wheel_image_update(wheel);
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}
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void color_wheel_setup(MwWidget parent, color_wheel* wheel) {
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wheel->parent = parent;
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wheel->color_wheel_img = MwVaCreateWidget(MwImageClass, "image", wheel->parent, IMG_POS, IMG_POS, PICKER_SIZE, PICKER_SIZE, NULL);
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wheel->color_wheel_image_data = malloc(PICKER_SIZE * PICKER_SIZE * 4);
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wheel->color_display_image_data = malloc(PICKER_SIZE * COLOR_DISPLAY_HEIGHT * 4);
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wheel->color_wheel_pixmap = NULL;
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wheel->color_display_pixmap = NULL;
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wheel->value = 1;
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color_wheel_wheel_image_update(wheel);
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MwAddUserHandler(wheel->color_wheel_img, MwNmouseDownHandler, color_wheel_click, wheel);
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wheel->color_display = MwCreateWidget(MwFrameClass, "colorDisplayFrame", wheel->parent, IMG_POS, IMG_POS + PICKER_SIZE + MARGIN, PICKER_SIZE, PICKER_SIZE / 16);
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MwSetText(wheel->color_display, MwNbackground, "#000000");
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MwSetInteger(wheel->color_display, MwnhasBorder, 1);
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MwSetInteger(wheel->color_display, MwNinverted, 1);
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wheel->color_display_text = MwCreateWidget(MwLabelClass, "colorDisplayFrameText", wheel->color_display, MwDefaultBorderWidth(parent), MwDefaultBorderWidth(parent), PICKER_SIZE - MwDefaultBorderWidth(parent), (PICKER_SIZE / 16) - (MwDefaultBorderWidth(parent) * 2));
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wheel->value_slider = MwVaCreateWidget(MwScrollBarClass, "value-slider", wheel->parent,
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// x
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IMG_POS +
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PICKER_SIZE +
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MARGIN,
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// y
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IMG_POS,
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// width
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SCROLL_BAR_WIDTH,
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// height
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PICKER_SIZE,
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MwNorientation, MwVERTICAL, MwNminValue, 0, MwNmaxValue, 1024, NULL);
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MwAddUserHandler(wheel->value_slider, MwNchangedHandler, color_wheel_on_change_value, wheel);
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};
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int main() {
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MwWidget w = MwVaCreateWidget(MwWindowClass, "main", NULL, MwDEFAULT, MwDEFAULT, WIN_SIZE, WIN_SIZE, MwNtitle, "test", NULL);
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color_wheel wheel;
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color_wheel_setup(w, &wheel);
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MwLoop(w);
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}
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