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Nuklear
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updated demo and fixed some small bugs

This commit is contained in:
vurtun 2016-01-04 21:34:48 +01:00
parent 7331a3cc18
commit 8945d97eae
6 changed files with 384 additions and 258 deletions
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53
Readme.md
View File

@ -57,42 +57,31 @@ int op = EASY;
float value = 0.6f; float value = 0.6f;
int i = 20; int i = 20;
while (1) { zr_begin(&ctx, "Show", zr_rect(50, 50, 220, 220),
zr_input_begin(&ctx.input); ZR_WINDOW_BORDER|ZR_WINDOW_MOVEABLE|ZR_WINDOW_CLOSEABLE);
/* generate input */ {
zr_input_end(&ctx.input); /* fixed widget pixel width */
zr_layout_row_static(&ctx, 30, 80, 1);
if (zr_button_text(&ctx, "button", ZR_BUTTON_DEFAULT)) {
/* event handling */
}
zr_begin(&ctx, "Show", zr_rect(50, 50, 220, 220), /* fixed widget window ratio width */
ZR_WINDOW_BORDER|ZR_WINDOW_MOVEABLE|ZR_WINDOW_CLOSEABLE); zr_layout_row_dynamic(&ctx, 30, 2);
if (zr_option(&ctx, "easy", op == EASY)) op = EASY;
if (zr_option(&ctx, "hard", op == HARD)) op = HARD;
/* custom widget pixel width */
zr_layout_row_begin(&ctx, ZR_STATIC, 30, 2);
{ {
/* fixed widget pixel width */ zr_layout_row_push(&ctx, 50);
zr_layout_row_static(&ctx, 30, 80, 1); zr_label(&ctx, "Volume:", ZR_TEXT_LEFT);
if (zr_button_text(&ctx, "button", ZR_BUTTON_DEFAULT)) { zr_layout_row_push(&ctx, 110);
/* event handling */ zr_slider_float(&ctx, 0, &value, 1.0f, 0.1f);
}
/* fixed widget window ratio width */
zr_layout_row_dynamic(&ctx, 30, 2);
if (zr_option(&ctx, "easy", op == EASY)) op = EASY;
if (zr_option(&ctx, "hard", op == HARD)) op = HARD;
/* custom widget pixel width */
zr_layout_row_begin(&ctx, ZR_STATIC, 30, 2);
{
zr_layout_row_push(&ctx, 50);
zr_label(&ctx, "Volume:", ZR_TEXT_LEFT);
zr_layout_row_push(&ctx, 110);
zr_slider_float(&ctx, 0, &value, 1.0f, 0.1f);
}
zr_layout_row_end(&ctx);
}
zr_end(ctx);
struct zr_command *cmd;
zr_foreach(cmd, &ctx) {
/* execute draw command */
} }
zr_layout_row_end(&ctx);
} }
zr_end(ctx);
``` ```
![example](https://cloud.githubusercontent.com/assets/8057201/10187981/584ecd68-675c-11e5-897c-822ef534a876.png) ![example](https://cloud.githubusercontent.com/assets/8057201/10187981/584ecd68-675c-11e5-897c-822ef534a876.png)

492
demo/demo.c
View File

@ -1,3 +1,5 @@
#include "limits.h"
#define MIN(a,b) ((a) < (b) ? (a) : (b)) #define MIN(a,b) ((a) < (b) ? (a) : (b))
#define MAX(a,b) ((a) < (b) ? (b) : (a)) #define MAX(a,b) ((a) < (b) ? (b) : (a))
#define CLAMP(i,v,x) (MAX(MIN(v,x), i)) #define CLAMP(i,v,x) (MAX(MIN(v,x), i))
@ -228,7 +230,7 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
} }
/* contextual menu */ /* contextual menu */
if (zr_contextual_begin(ctx, &menu, 0, zr_vec2(100, 200))) { if (zr_contextual_begin(ctx, &menu, 0, zr_vec2(100, 200), zr_window_get_bounds(ctx))) {
static size_t prog = 40; static size_t prog = 40;
static int slider = 10; static int slider = 10;
zr_layout_row_dynamic(ctx, 25, 1); zr_layout_row_dynamic(ctx, 25, 1);
@ -277,7 +279,7 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Properties")) { if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Properties")) {
size_t i = 0; size_t i = 0;
zr_layout_row_dynamic(ctx, 30, 3); zr_layout_row_dynamic(ctx, 22, 3);
for (i = 0; i <= ZR_PROPERTY_SCROLLBAR_SIZE; ++i) { for (i = 0; i <= ZR_PROPERTY_SCROLLBAR_SIZE; ++i) {
zr_label(ctx, zr_get_property_name((enum zr_style_properties)i), ZR_TEXT_LEFT); zr_label(ctx, zr_get_property_name((enum zr_style_properties)i), ZR_TEXT_LEFT);
zr_property_float(ctx, "#X:", 0, &ctx->style.properties[i].x, 20, 1, 1); zr_property_float(ctx, "#X:", 0, &ctx->style.properties[i].x, 20, 1, 1);
@ -288,7 +290,7 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Rounding")) { if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Rounding")) {
size_t i = 0; size_t i = 0;
zr_layout_row_dynamic(ctx, 30, 2); zr_layout_row_dynamic(ctx, 22, 2);
for (i = 0; i < ZR_ROUNDING_MAX; ++i) { for (i = 0; i < ZR_ROUNDING_MAX; ++i) {
zr_label(ctx, zr_get_rounding_name((enum zr_style_rounding)i), ZR_TEXT_LEFT); zr_label(ctx, zr_get_rounding_name((enum zr_style_rounding)i), ZR_TEXT_LEFT);
zr_property_float(ctx, "#R:", 0, &ctx->style.rounding[i], 20, 1, 1); zr_property_float(ctx, "#R:", 0, &ctx->style.rounding[i], 20, 1, 1);
@ -304,7 +306,7 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
zr_layout_row_dynamic(ctx, 400, 1); zr_layout_row_dynamic(ctx, 400, 1);
if (zr_group_begin(ctx, &tab, "Color_Picker", 0)) { if (zr_group_begin(ctx, &tab, "Color_Picker", 0)) {
for (i = 0; i < ZR_COLOR_COUNT; ++i) { for (i = 0; i < ZR_COLOR_COUNT; ++i) {
zr_layout_row_dynamic(ctx, 30, 2); zr_layout_row_dynamic(ctx, 22, 2);
zr_label(ctx, zr_get_color_name((enum zr_style_colors)i), ZR_TEXT_LEFT); zr_label(ctx, zr_get_color_name((enum zr_style_colors)i), ZR_TEXT_LEFT);
if (zr_button_color(ctx, ctx->style.colors[i], ZR_BUTTON_DEFAULT)) { if (zr_button_color(ctx, ctx->style.colors[i], ZR_BUTTON_DEFAULT)) {
show_color_picker_popup = zr_true; show_color_picker_popup = zr_true;
@ -377,6 +379,13 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
static float property_float = 2; static float property_float = 2;
static int property_int = 10; static int property_int = 10;
static float range_float_min = 0;
static float range_float_max = 100;
static float range_float_value = 50;
static int range_int_min = 0;
static int range_int_value = 2048;
static int range_int_max = 4096;
static const float ratio[] = {120, 150}; static const float ratio[] = {120, 150};
const struct zr_input *in = &ctx->input; const struct zr_input *in = &ctx->input;
struct zr_rect bounds; struct zr_rect bounds;
@ -404,10 +413,23 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
zr_labelf(ctx, ZR_TEXT_LEFT, "Progressbar" , prog_value); zr_labelf(ctx, ZR_TEXT_LEFT, "Progressbar" , prog_value);
zr_progress(ctx, &prog_value, 100, ZR_MODIFIABLE); zr_progress(ctx, &prog_value, 100, ZR_MODIFIABLE);
zr_layout_row(ctx, ZR_STATIC, 25, 2, ratio);
zr_label(ctx, "Property float:", ZR_TEXT_LEFT); zr_label(ctx, "Property float:", ZR_TEXT_LEFT);
zr_property_float(ctx, "Float:", 0, &property_float, 64.0f, 0.1f, 0.2f); zr_property_float(ctx, "Float:", 0, &property_float, 64.0f, 0.1f, 0.2f);
zr_label(ctx, "Property int:", ZR_TEXT_LEFT); zr_label(ctx, "Property int:", ZR_TEXT_LEFT);
zr_property_int(ctx, "Int:", 0, &property_int, 100.0f, 1, 1); zr_property_int(ctx, "Int:", 0, &property_int, 100.0f, 1, 1);
zr_layout_row_dynamic(ctx, 25, 1);
zr_label(ctx, "Range:", ZR_TEXT_LEFT);
zr_layout_row_dynamic(ctx, 25, 3);
zr_property_float(ctx, "#min:", 0, &range_float_min, range_float_max, 1.0f, 0.2f);
zr_property_float(ctx, "#float:", range_float_min, &range_float_value, range_float_max, 1.0f, 0.2f);
zr_property_float(ctx, "#max:", range_float_min, &range_float_max, 100, 1.0f, 0.2f);
zr_property_int(ctx, "#min:", INT_MIN, &range_int_min, range_int_value, 1, 10);
zr_property_int(ctx, "#int:", range_int_min, &range_int_value, range_int_max, 1, 10);
zr_property_int(ctx, "#max:", range_int_value, &range_int_max, INT_MAX, 1, 10);
zr_layout_pop(ctx); zr_layout_pop(ctx);
} }
@ -427,7 +449,7 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Grid")) if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Grid"))
{ {
int i; int i;
static int selected[16]; static int selected[16] = {1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1};
zr_layout_row_static(ctx, 50, 50, 4); zr_layout_row_static(ctx, 50, 50, 4);
for (i = 0; i < 16; ++i) { for (i = 0; i < 16; ++i) {
if (zr_selectable(ctx, "Z", ZR_TEXT_CENTERED, &selected[i])) { if (zr_selectable(ctx, "Z", ZR_TEXT_CENTERED, &selected[i])) {
@ -570,7 +592,7 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
zr_label(ctx, "Box:", ZR_TEXT_LEFT); zr_label(ctx, "Box:", ZR_TEXT_LEFT);
zr_layout_row_static(ctx, 75, 278, 1); zr_layout_row_static(ctx, 75, 278, 1);
zr_edit_string(ctx, ZR_EDIT_BOX, box_buffer, &box_len, 64, zr_filter_default); zr_edit_string(ctx, ZR_EDIT_BOX, box_buffer, &box_len, 512, zr_filter_default);
zr_layout_row(ctx, ZR_STATIC, 25, 2, ratio); zr_layout_row(ctx, ZR_STATIC, 25, 2, ratio);
active = zr_edit_string(ctx, ZR_EDIT_FIELD, text[7], &text_len[7], 64, zr_filter_ascii); active = zr_edit_string(ctx, ZR_EDIT_FIELD, text[7], &text_len[7], 64, zr_filter_ascii);
@ -653,194 +675,326 @@ demo_window(struct zr_layout *layout, struct zr_context *ctx, enum theme *theme)
zr_layout_pop(ctx); zr_layout_pop(ctx);
} }
if (zr_layout_push(ctx, ZR_LAYOUT_TAB, "Group")) if (zr_layout_push(ctx, ZR_LAYOUT_TAB, "Layout"))
{ {
static int group_titlebar = zr_false; if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Group"))
static int group_border = zr_true;
static int group_no_scrollbar = zr_false;
static int group_width = 320;
static int group_height = 200;
struct zr_layout tab;
zr_flags group_flags = 0;
if (group_border) group_flags |= ZR_WINDOW_BORDER;
if (group_no_scrollbar) group_flags |= ZR_WINDOW_NO_SCROLLBAR;
if (group_titlebar) group_flags |= ZR_WINDOW_TITLE;
zr_layout_row_dynamic(ctx, 30, 3);
zr_checkbox(ctx, "Titlebar", &group_titlebar);
zr_checkbox(ctx, "Border", &group_border);
zr_checkbox(ctx, "No Scrollbar", &group_no_scrollbar);
zr_layout_row_begin(ctx, ZR_STATIC, 30, 2);
zr_layout_row_push(ctx, 50);
zr_label(ctx, "size:", ZR_TEXT_LEFT);
zr_layout_row_push(ctx, 130);
zr_property_int(ctx, "#Width:", 100, &group_width, 500, 10, 1);
zr_layout_row_push(ctx, 130);
zr_property_int(ctx, "#Height:", 100, &group_height, 500, 10, 1);
zr_layout_row_end(ctx);
zr_layout_row_static(ctx, (float)group_height, (size_t)group_width, 2);
if (zr_group_begin(ctx, &tab, "Group", group_flags)) {
int i = 0;
static int selected[16];
zr_layout_row_static(ctx, 18, 100, 1);
for (i = 0; i < 16; ++i)
zr_selectable(ctx, (selected[i]) ? "Selected": "Unselected", ZR_TEXT_CENTERED, &selected[i]);
zr_group_end(ctx);
}
zr_layout_pop(ctx);
}
if (zr_layout_push(ctx, ZR_LAYOUT_TAB, "Splitter"))
{
const struct zr_input *in = &ctx->input;
zr_layout_row_static(ctx, 20, 320, 1);
zr_label(ctx, "Use slider and spinner to change tile size", ZR_TEXT_LEFT);
zr_label(ctx, "Drag the space between tiles to change tile ratio", ZR_TEXT_LEFT);
if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Vertical"))
{ {
static float a = 100, b = 100, c = 100; static int group_titlebar = zr_false;
struct zr_rect bounds; static int group_border = zr_true;
struct zr_layout sub; static int group_no_scrollbar = zr_false;
static int group_width = 320;
static int group_height = 200;
struct zr_layout tab;
float row_layout[5]; zr_flags group_flags = 0;
row_layout[0] = a; if (group_border) group_flags |= ZR_WINDOW_BORDER;
row_layout[1] = 8; if (group_no_scrollbar) group_flags |= ZR_WINDOW_NO_SCROLLBAR;
row_layout[2] = b; if (group_titlebar) group_flags |= ZR_WINDOW_TITLE;
row_layout[3] = 8;
row_layout[4] = c;
/* header */ zr_layout_row_dynamic(ctx, 30, 3);
zr_layout_row_static(ctx, 30, 100, 2); zr_checkbox(ctx, "Titlebar", &group_titlebar);
zr_label(ctx, "left:", ZR_TEXT_LEFT); zr_checkbox(ctx, "Border", &group_border);
zr_slider_float(ctx, 10.0f, &a, 200.0f, 10.0f); zr_checkbox(ctx, "No Scrollbar", &group_no_scrollbar);
zr_label(ctx, "middle:", ZR_TEXT_LEFT); zr_layout_row_begin(ctx, ZR_STATIC, 22, 2);
zr_slider_float(ctx, 10.0f, &b, 200.0f, 10.0f); zr_layout_row_push(ctx, 50);
zr_label(ctx, "size:", ZR_TEXT_LEFT);
zr_layout_row_push(ctx, 130);
zr_property_int(ctx, "#Width:", 100, &group_width, 500, 10, 1);
zr_layout_row_push(ctx, 130);
zr_property_int(ctx, "#Height:", 100, &group_height, 500, 10, 1);
zr_layout_row_end(ctx);
zr_label(ctx, "right:", ZR_TEXT_LEFT); zr_layout_row_static(ctx, (float)group_height, (size_t)group_width, 2);
zr_slider_float(ctx, 10.0f, &c, 200.0f, 10.0f); if (zr_group_begin(ctx, &tab, "Group", group_flags)) {
int i = 0;
/* tiles */ static int selected[16];
zr_layout_row(ctx, ZR_STATIC, 200, 5, row_layout); zr_layout_row_static(ctx, 18, 100, 1);
zr_push_property(ctx, ZR_PROPERTY_ITEM_SPACING, zr_vec2(0, 4)); for (i = 0; i < 16; ++i)
zr_selectable(ctx, (selected[i]) ? "Selected": "Unselected", ZR_TEXT_CENTERED, &selected[i]);
/* left space */
if (zr_group_begin(ctx, &sub, "left", ZR_WINDOW_NO_SCROLLBAR|ZR_WINDOW_BORDER)) {
/* TODO: group content */
zr_group_end(ctx); zr_group_end(ctx);
} }
/* scaler */
zr_layout_peek(&bounds, ctx);
zr_spacing(ctx, 1);
if ((zr_input_is_mouse_hovering_rect(in, bounds) ||
zr_input_is_mouse_prev_hovering_rect(in, bounds)) &&
zr_input_is_mouse_down(in, ZR_BUTTON_LEFT))
{
a = row_layout[0] + in->mouse.delta.x;
b = row_layout[2] - in->mouse.delta.x;
}
/* middle space */
if (zr_group_begin(ctx, &sub, "center", ZR_WINDOW_BORDER)) {
/* TODO: group content */
zr_group_end(ctx);
}
/* scaler */
zr_layout_peek(&bounds, ctx);
zr_spacing(ctx, 1);
if ((zr_input_is_mouse_hovering_rect(in, bounds) ||
zr_input_is_mouse_prev_hovering_rect(in, bounds)) &&
zr_input_is_mouse_down(in, ZR_BUTTON_LEFT))
{
b = (row_layout[2] + in->mouse.delta.x);
c = (row_layout[4] - in->mouse.delta.x);
}
/* right space */
if (zr_group_begin(ctx, &sub, "right", ZR_WINDOW_BORDER)) {
/* TODO: group content */
zr_group_end(ctx);
}
zr_pop_property(ctx);
zr_layout_pop(ctx); zr_layout_pop(ctx);
} }
if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Horizontal")) if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Simple"))
{ {
static float a = 100, b = 100, c = 100; struct zr_layout tab;
struct zr_layout sub; zr_layout_row_dynamic(ctx, 300, 2);
struct zr_rect bounds; if (zr_group_begin(ctx, &tab, "Group_Without_Border", 0)) {
int i = 0;
char buffer[64];
zr_layout_row_static(ctx, 18, 150, 1);
for (i = 0; i < 64; ++i) {
sprintf(buffer, "0x%02x", i);
zr_labelf(ctx, ZR_TEXT_LEFT, "%s: scrollable region", buffer);
}
zr_group_end(ctx);
}
if (zr_group_begin(ctx, &tab, "Group_With_Border", ZR_WINDOW_BORDER)) {
int i = 0;
char buffer[64];
zr_layout_row_dynamic(ctx, 25, 2);
for (i = 0; i < 64; ++i) {
sprintf(buffer, "%08d", ((((i%7)*10)^32))+(64+(i%2)*2));
zr_button_text(ctx, buffer, ZR_BUTTON_DEFAULT);
}
zr_group_end(ctx);
}
zr_layout_pop(ctx);
}
/* header */ if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Complex"))
zr_layout_row_static(ctx, 30, 100, 2); {
zr_label(ctx, "top:", ZR_TEXT_LEFT); int i;
zr_slider_float(ctx, 10.0f, &a, 200.0f, 10.0f); struct zr_layout tab;
zr_layout_space_begin(ctx, ZR_STATIC, 500, 64);
zr_label(ctx, "middle:", ZR_TEXT_LEFT); zr_layout_space_push(ctx, zr_rect(0,0,150,500));
zr_slider_float(ctx, 10.0f, &b, 200.0f, 10.0f); if (zr_group_begin(ctx, &tab, "Group_left", ZR_WINDOW_BORDER)) {
static int selected[32];
zr_label(ctx, "bottom:", ZR_TEXT_LEFT); zr_layout_row_static(ctx, 18, 100, 1);
zr_slider_float(ctx, 10.0f, &c, 200.0f, 10.0f); for (i = 0; i < 32; ++i)
zr_selectable(ctx, (selected[i]) ? "Selected": "Unselected", ZR_TEXT_CENTERED, &selected[i]);
zr_push_property(ctx, ZR_PROPERTY_ITEM_SPACING, zr_vec2(4, 0));
/* top space */
zr_layout_row_dynamic(ctx, a, 1);
if (zr_group_begin(ctx, &sub, "top", ZR_WINDOW_NO_SCROLLBAR|ZR_WINDOW_BORDER)) {
/* TODO: group content */
zr_group_end(ctx); zr_group_end(ctx);
} }
/* scaler */ zr_layout_space_push(ctx, zr_rect(160,0,150,240));
zr_layout_row_dynamic(ctx, 8, 1); if (zr_group_begin(ctx, &tab, "Group_top", ZR_WINDOW_BORDER)) {
zr_layout_peek(&bounds, ctx); zr_layout_row_dynamic(ctx, 25, 1);
zr_spacing(ctx, 1); zr_button_text(ctx, "#FFAA", ZR_BUTTON_DEFAULT);
if ((zr_input_is_mouse_hovering_rect(in, bounds) || zr_button_text(ctx, "#FFBB", ZR_BUTTON_DEFAULT);
zr_input_is_mouse_prev_hovering_rect(in, bounds)) && zr_button_text(ctx, "#FFCC", ZR_BUTTON_DEFAULT);
zr_input_is_mouse_down(in, ZR_BUTTON_LEFT)) zr_button_text(ctx, "#FFDD", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFEE", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFFF", ZR_BUTTON_DEFAULT);
zr_group_end(ctx);
}
zr_layout_space_push(ctx, zr_rect(160,250,150,250));
if (zr_group_begin(ctx, &tab, "Group_buttom", ZR_WINDOW_BORDER)) {
zr_layout_row_dynamic(ctx, 25, 1);
zr_button_text(ctx, "#FFAA", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFBB", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFCC", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFDD", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFEE", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFFF", ZR_BUTTON_DEFAULT);
zr_group_end(ctx);
}
zr_layout_space_push(ctx, zr_rect(320,0,150,150));
if (zr_group_begin(ctx, &tab, "Group_right_top", ZR_WINDOW_BORDER)) {
static int selected[4];
zr_layout_row_static(ctx, 18, 100, 1);
for (i = 0; i < 4; ++i)
zr_selectable(ctx, (selected[i]) ? "Selected": "Unselected", ZR_TEXT_CENTERED, &selected[i]);
zr_group_end(ctx);
}
zr_layout_space_push(ctx, zr_rect(320,160,150,150));
if (zr_group_begin(ctx, &tab, "Group_right_center", ZR_WINDOW_BORDER)) {
static int selected[4];
zr_layout_row_static(ctx, 18, 100, 1);
for (i = 0; i < 4; ++i)
zr_selectable(ctx, (selected[i]) ? "Selected": "Unselected", ZR_TEXT_CENTERED, &selected[i]);
zr_group_end(ctx);
}
zr_layout_space_push(ctx, zr_rect(320,320,150,150));
if (zr_group_begin(ctx, &tab, "Group_right_bottom", ZR_WINDOW_BORDER)) {
static int selected[4];
zr_layout_row_static(ctx, 18, 100, 1);
for (i = 0; i < 4; ++i)
zr_selectable(ctx, (selected[i]) ? "Selected": "Unselected", ZR_TEXT_CENTERED, &selected[i]);
zr_group_end(ctx);
}
zr_layout_space_end(ctx);
zr_layout_pop(ctx);
}
if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Splitter"))
{
const struct zr_input *in = &ctx->input;
zr_layout_row_static(ctx, 20, 320, 1);
zr_label(ctx, "Use slider and spinner to change tile size", ZR_TEXT_LEFT);
zr_label(ctx, "Drag the space between tiles to change tile ratio", ZR_TEXT_LEFT);
if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Vertical"))
{ {
a = a + in->mouse.delta.y; static float a = 100, b = 100, c = 100;
b = b - in->mouse.delta.y; struct zr_rect bounds;
struct zr_layout sub;
float row_layout[5];
row_layout[0] = a;
row_layout[1] = 8;
row_layout[2] = b;
row_layout[3] = 8;
row_layout[4] = c;
/* header */
zr_layout_row_static(ctx, 30, 100, 2);
zr_label(ctx, "left:", ZR_TEXT_LEFT);
zr_slider_float(ctx, 10.0f, &a, 200.0f, 10.0f);
zr_label(ctx, "middle:", ZR_TEXT_LEFT);
zr_slider_float(ctx, 10.0f, &b, 200.0f, 10.0f);
zr_label(ctx, "right:", ZR_TEXT_LEFT);
zr_slider_float(ctx, 10.0f, &c, 200.0f, 10.0f);
/* tiles */
zr_layout_row(ctx, ZR_STATIC, 200, 5, row_layout);
zr_push_property(ctx, ZR_PROPERTY_ITEM_SPACING, zr_vec2(0, 4));
/* left space */
if (zr_group_begin(ctx, &sub, "left", ZR_WINDOW_NO_SCROLLBAR|ZR_WINDOW_BORDER|ZR_WINDOW_NO_SCROLLBAR)) {
zr_layout_row_dynamic(ctx, 25, 1);
zr_button_text(ctx, "#FFAA", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFBB", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFCC", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFDD", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFEE", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFFF", ZR_BUTTON_DEFAULT);
zr_group_end(ctx);
}
/* scaler */
zr_layout_peek(&bounds, ctx);
zr_spacing(ctx, 1);
if ((zr_input_is_mouse_hovering_rect(in, bounds) ||
zr_input_is_mouse_prev_hovering_rect(in, bounds)) &&
zr_input_is_mouse_down(in, ZR_BUTTON_LEFT))
{
a = row_layout[0] + in->mouse.delta.x;
b = row_layout[2] - in->mouse.delta.x;
}
/* middle space */
if (zr_group_begin(ctx, &sub, "center", ZR_WINDOW_BORDER|ZR_WINDOW_NO_SCROLLBAR)) {
zr_layout_row_dynamic(ctx, 25, 1);
zr_button_text(ctx, "#FFAA", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFBB", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFCC", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFDD", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFEE", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFFF", ZR_BUTTON_DEFAULT);
zr_group_end(ctx);
}
/* scaler */
zr_layout_peek(&bounds, ctx);
zr_spacing(ctx, 1);
if ((zr_input_is_mouse_hovering_rect(in, bounds) ||
zr_input_is_mouse_prev_hovering_rect(in, bounds)) &&
zr_input_is_mouse_down(in, ZR_BUTTON_LEFT))
{
b = (row_layout[2] + in->mouse.delta.x);
c = (row_layout[4] - in->mouse.delta.x);
}
/* right space */
if (zr_group_begin(ctx, &sub, "right", ZR_WINDOW_BORDER|ZR_WINDOW_NO_SCROLLBAR)) {
zr_layout_row_dynamic(ctx, 25, 1);
zr_button_text(ctx, "#FFAA", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFBB", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFCC", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFDD", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFEE", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFFF", ZR_BUTTON_DEFAULT);
zr_group_end(ctx);
}
zr_pop_property(ctx);
zr_layout_pop(ctx);
} }
/* middle space */ if (zr_layout_push(ctx, ZR_LAYOUT_NODE, "Horizontal"))
zr_layout_row_dynamic(ctx, b, 1);
if (zr_group_begin(ctx, &sub, "middle", ZR_WINDOW_NO_SCROLLBAR|ZR_WINDOW_BORDER)) {
/* TODO: group content */
zr_group_end(ctx);
}
/* scaler */
zr_layout_row_dynamic(ctx, 8, 1);
zr_layout_peek(&bounds, ctx);
zr_spacing(ctx, 1);
if ((zr_input_is_mouse_hovering_rect(in, bounds) ||
zr_input_is_mouse_prev_hovering_rect(in, bounds)) &&
zr_input_is_mouse_down(in, ZR_BUTTON_LEFT))
{ {
b = b + in->mouse.delta.y; static float a = 100, b = 100, c = 100;
c = c - in->mouse.delta.y; struct zr_layout sub;
} struct zr_rect bounds;
/* bottom space */ /* header */
zr_layout_row_dynamic(ctx, c, 1); zr_layout_row_static(ctx, 30, 100, 2);
if (zr_group_begin(ctx, &sub, "bottom", ZR_WINDOW_NO_SCROLLBAR|ZR_WINDOW_BORDER)) { zr_label(ctx, "top:", ZR_TEXT_LEFT);
/* TODO: group content */ zr_slider_float(ctx, 10.0f, &a, 200.0f, 10.0f);
zr_group_end(ctx);
}
zr_pop_property(ctx); zr_label(ctx, "middle:", ZR_TEXT_LEFT);
zr_slider_float(ctx, 10.0f, &b, 200.0f, 10.0f);
zr_label(ctx, "bottom:", ZR_TEXT_LEFT);
zr_slider_float(ctx, 10.0f, &c, 200.0f, 10.0f);
/* top space */
zr_layout_row_dynamic(ctx, a, 1);
if (zr_group_begin(ctx, &sub, "top", ZR_WINDOW_NO_SCROLLBAR|ZR_WINDOW_BORDER)) {
zr_layout_row_dynamic(ctx, 25, 3);
zr_button_text(ctx, "#FFAA", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFBB", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFCC", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFDD", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFEE", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFFF", ZR_BUTTON_DEFAULT);
zr_group_end(ctx);
}
/* scaler */
zr_layout_row_dynamic(ctx, 8, 1);
zr_layout_peek(&bounds, ctx);
zr_spacing(ctx, 1);
if ((zr_input_is_mouse_hovering_rect(in, bounds) ||
zr_input_is_mouse_prev_hovering_rect(in, bounds)) &&
zr_input_is_mouse_down(in, ZR_BUTTON_LEFT))
{
a = a + in->mouse.delta.y;
b = b - in->mouse.delta.y;
}
/* middle space */
zr_layout_row_dynamic(ctx, b, 1);
if (zr_group_begin(ctx, &sub, "middle", ZR_WINDOW_NO_SCROLLBAR|ZR_WINDOW_BORDER)) {
zr_layout_row_dynamic(ctx, 25, 3);
zr_button_text(ctx, "#FFAA", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFBB", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFCC", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFDD", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFEE", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFFF", ZR_BUTTON_DEFAULT);
zr_group_end(ctx);
}
/* scaler */
zr_layout_row_dynamic(ctx, 8, 1);
zr_layout_peek(&bounds, ctx);
zr_spacing(ctx, 1);
if ((zr_input_is_mouse_hovering_rect(in, bounds) ||
zr_input_is_mouse_prev_hovering_rect(in, bounds)) &&
zr_input_is_mouse_down(in, ZR_BUTTON_LEFT))
{
b = b + in->mouse.delta.y;
c = c - in->mouse.delta.y;
}
/* bottom space */
zr_layout_row_dynamic(ctx, c, 1);
if (zr_group_begin(ctx, &sub, "bottom", ZR_WINDOW_NO_SCROLLBAR|ZR_WINDOW_BORDER)) {
zr_layout_row_dynamic(ctx, 25, 3);
zr_button_text(ctx, "#FFAA", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFBB", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFCC", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFDD", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFEE", ZR_BUTTON_DEFAULT);
zr_button_text(ctx, "#FFFF", ZR_BUTTON_DEFAULT);
zr_group_end(ctx);
}
zr_layout_pop(ctx);
}
zr_layout_pop(ctx); zr_layout_pop(ctx);
} }
zr_layout_pop(ctx); zr_layout_pop(ctx);
} }
} }
zr_end(ctx); zr_end(ctx);
return !zr_window_is_closed(ctx, "Demo"); return !zr_window_is_closed(ctx, "Demo");
@ -874,7 +1028,7 @@ run_demo(struct demo *gui)
if (zr_option(ctx, "easy", op == EASY)) op = EASY; if (zr_option(ctx, "easy", op == EASY)) op = EASY;
if (zr_option(ctx, "hard", op == HARD)) op = HARD; if (zr_option(ctx, "hard", op == HARD)) op = HARD;
zr_layout_row_dynamic(ctx, 30, 1); zr_layout_row_dynamic(ctx, 22, 1);
zr_property_int(ctx, "Compression:", 0, &property, 100, 10, 1); zr_property_int(ctx, "Compression:", 0, &property, 100, 10, 1);
} }
zr_end(ctx); zr_end(ctx);

7
example/demo/demo.c
View File

@ -138,9 +138,9 @@ ui_piemenu(struct zr_context *ctx,
zr_popup_begin(ctx, &popup, ZR_POPUP_STATIC, "piemenu", ZR_WINDOW_NO_SCROLLBAR, zr_popup_begin(ctx, &popup, ZR_POPUP_STATIC, "piemenu", ZR_WINDOW_NO_SCROLLBAR,
zr_rect(pos.x - total_space.x - radius, pos.y - radius - total_space.y, zr_rect(pos.x - total_space.x - radius, pos.y - radius - total_space.y,
2*radius,2*radius)); 2*radius,2*radius));
total_space = zr_window_get_content_region(ctx);
zr_layout_space_begin(ctx, ZR_STATIC, total_space.h, 1); total_space = zr_window_get_content_region(ctx);
zr_layout_row_dynamic(ctx, total_space.h, 1);
{ {
int i = 0; int i = 0;
struct zr_command_buffer* out = zr_window_get_canvas(ctx); struct zr_command_buffer* out = zr_window_get_canvas(ctx);
@ -150,7 +150,6 @@ ui_piemenu(struct zr_context *ctx,
enum zr_widget_state state; enum zr_widget_state state;
total_space = zr_window_get_content_region(ctx); total_space = zr_window_get_content_region(ctx);
total_space.x = total_space.y = 0; total_space.x = total_space.y = 0;
zr_layout_space_push(ctx, total_space);
state = zr_widget(&bounds, ctx); state = zr_widget(&bounds, ctx);
} }
@ -315,7 +314,7 @@ button_demo(struct zr_context *ctx, struct icons *img)
/*------------------------------------------------ /*------------------------------------------------
* CONTEXTUAL * CONTEXTUAL
*------------------------------------------------*/ *------------------------------------------------*/
if (zr_contextual_begin(ctx, &menu, ZR_WINDOW_NO_SCROLLBAR, zr_vec2(120, 200))) { if (zr_contextual_begin(ctx, &menu, ZR_WINDOW_NO_SCROLLBAR, zr_vec2(120, 200), zr_window_get_bounds(ctx))) {
ctx->style.font.height = 18; ctx->style.font.height = 18;
zr_layout_row_dynamic(ctx, 25, 1); zr_layout_row_dynamic(ctx, 25, 1);
if (zr_contextual_item_icon(ctx, zr_image_id(img->copy), "Clone", ZR_TEXT_RIGHT)) if (zr_contextual_item_icon(ctx, zr_image_id(img->copy), "Clone", ZR_TEXT_RIGHT))

2
example/nodedit/nodedit.c
View File

@ -349,7 +349,7 @@ node_editor_draw(struct zr_context *ctx, struct node_editor *nodedit)
} }
/* contextual menu */ /* contextual menu */
if (zr_contextual_begin(ctx, &menu, 0, zr_vec2(100, 220))) { if (zr_contextual_begin(ctx, &menu, 0, zr_vec2(100, 220), zr_window_get_bounds(ctx))) {
const char *grid_option[] = {"Show Grid", "Hide Grid"}; const char *grid_option[] = {"Show Grid", "Hide Grid"};
zr_layout_row_dynamic(ctx, 25, 1); zr_layout_row_dynamic(ctx, 25, 1);
if (zr_contextual_item(ctx, "New", ZR_TEXT_CENTERED)) if (zr_contextual_item(ctx, "New", ZR_TEXT_CENTERED))

82
zahnrad.c
View File

@ -5423,12 +5423,8 @@ zr_do_property(enum zr_widget_status *ws,
struct zr_rect empty; struct zr_rect empty;
/* make sure the provided values are correct */ /* make sure the provided values are correct */
property.x = property.x + p->padding.x; property.x = property.x;
property.y = property.y + p->padding.y; property.y = property.y;
property.h = MAX(property.h, 2 * p->padding.y);
property.w = MAX(property.w, 1 + property.h + 2 * p->padding.x);
property.h -= 2 * p->padding.y;
property.w -= 2 * p->padding.y;
property_max = MAX(min, max); property_max = MAX(min, max);
property_min = MIN(min, max); property_min = MIN(min, max);
property_value = CLAMP(property_min, val, property_max); property_value = CLAMP(property_min, val, property_max);
@ -7775,19 +7771,12 @@ zr_layout_space_begin(struct zr_context *ctx,
zr_panel_layout(ctx, win, height, widget_count); zr_panel_layout(ctx, win, height, widget_count);
if (fmt == ZR_STATIC) { if (fmt == ZR_STATIC) {
/* calculate bounds of the free to use panel space */ /* calculate bounds of the free to use panel space */
struct zr_rect clip, space; struct zr_rect space;
space.x = layout->at_x; space.x = layout->at_x;
space.y = layout->at_y; space.y = layout->at_y;
space.w = layout->width; space.w = layout->width;
space.h = layout->row.height; space.h = layout->row.height;
/* setup clipping rect for the free space to prevent overdraw */
zr_unify(&clip, &layout->clip, space.x, space.y, space.x + space.w, space.y + space.h);
zr_draw_scissor(&win->buffer, clip);
layout->row.type = ZR_LAYOUT_STATIC_FREE; layout->row.type = ZR_LAYOUT_STATIC_FREE;
layout->row.clip = layout->clip;
layout->clip = clip;
} else layout->row.type = ZR_LAYOUT_DYNAMIC_FREE; } else layout->row.type = ZR_LAYOUT_DYNAMIC_FREE;
layout->row.ratio = 0; layout->row.ratio = 0;
@ -7796,6 +7785,25 @@ zr_layout_space_begin(struct zr_context *ctx,
layout->row.filled = 0; layout->row.filled = 0;
} }
void
zr_layout_space_end(struct zr_context *ctx)
{
struct zr_window *win;
struct zr_layout *layout;
ZR_ASSERT(ctx);
ZR_ASSERT(ctx->current);
ZR_ASSERT(ctx->current->layout);
if (!ctx || !ctx->current || !ctx->current->layout) return;
win = ctx->current;
layout = win->layout;
layout->row.item_width = 0;
layout->row.item_height = 0;
layout->row.item_offset = 0;
zr_zero(&layout->row.item, sizeof(layout->row.item));
}
void void
zr_layout_space_push(struct zr_context *ctx, struct zr_rect rect) zr_layout_space_push(struct zr_context *ctx, struct zr_rect rect)
{ {
@ -7844,8 +7852,8 @@ zr_layout_space_to_screen(struct zr_context *ctx, struct zr_vec2 ret)
win = ctx->current; win = ctx->current;
layout = win->layout; layout = win->layout;
ret.x += layout->clip.x - layout->offset->x; ret.x += layout->at_x - layout->offset->x;
ret.y += layout->clip.y - layout->offset->y; ret.y += layout->at_y - layout->offset->y;
return ret; return ret;
} }
@ -7861,8 +7869,8 @@ zr_layout_space_to_local(struct zr_context *ctx, struct zr_vec2 ret)
win = ctx->current; win = ctx->current;
layout = win->layout; layout = win->layout;
ret.x += -layout->clip.x + layout->offset->x; ret.x += -layout->at_x + layout->offset->x;
ret.y += -layout->clip.y + layout->offset->y; ret.y += -layout->at_y + layout->offset->y;
return ret; return ret;
} }
@ -7878,8 +7886,8 @@ zr_layout_space_rect_to_screen(struct zr_context *ctx, struct zr_rect ret)
win = ctx->current; win = ctx->current;
layout = win->layout; layout = win->layout;
ret.x += layout->clip.x - layout->offset->x; ret.x += layout->at_x - layout->offset->x;
ret.y += layout->clip.y - layout->offset->y; ret.y += layout->at_y - layout->offset->y;
return ret; return ret;
} }
@ -7895,32 +7903,11 @@ zr_layout_space_rect_to_local(struct zr_context *ctx, struct zr_rect ret)
win = ctx->current; win = ctx->current;
layout = win->layout; layout = win->layout;
ret.x += -layout->clip.x + layout->offset->x; ret.x += -layout->at_x + layout->offset->x;
ret.y += -layout->clip.y + layout->offset->y; ret.y += -layout->at_y + layout->offset->y;
return ret; return ret;
} }
void
zr_layout_space_end(struct zr_context *ctx)
{
struct zr_window *win;
struct zr_layout *layout;
ZR_ASSERT(ctx);
ZR_ASSERT(ctx->current);
ZR_ASSERT(ctx->current->layout);
if (!ctx || !ctx->current || !ctx->current->layout) return;
win = ctx->current;
layout = win->layout;
layout->row.item_width = 0;
layout->row.item_height = 0;
layout->row.item_offset = 0;
zr_zero(&layout->row.item, sizeof(layout->row.item));
if (layout->row.type == ZR_LAYOUT_STATIC_FREE)
zr_draw_scissor(&win->buffer, layout->clip);
}
static void static void
zr_panel_alloc_row(const struct zr_context *ctx, struct zr_window *win) zr_panel_alloc_row(const struct zr_context *ctx, struct zr_window *win)
{ {
@ -8025,12 +8012,12 @@ zr_layout_widget_space(struct zr_rect *bounds, const struct zr_context *ctx,
} break; } break;
case ZR_LAYOUT_STATIC_FREE: { case ZR_LAYOUT_STATIC_FREE: {
/* free widget placing */ /* free widget placing */
bounds->x = layout->clip.x + layout->row.item.x; bounds->x = layout->at_x + layout->row.item.x;
bounds->w = layout->row.item.w; bounds->w = layout->row.item.w;
if (((bounds->x + bounds->w) > layout->max_x) && modify) if (((bounds->x + bounds->w) > layout->max_x) && modify)
layout->max_x = (bounds->x + bounds->w); layout->max_x = (bounds->x + bounds->w);
bounds->x -= layout->offset->x; bounds->x -= layout->offset->x;
bounds->y = layout->clip.y + layout->row.item.y; bounds->y = layout->at_y + layout->row.item.y;
bounds->y -= layout->offset->y; bounds->y -= layout->offset->y;
bounds->h = layout->row.item.h; bounds->h = layout->row.item.h;
return; return;
@ -9810,7 +9797,7 @@ zr_tooltip(struct zr_context *ctx, const char *text)
*/ */
int int
zr_contextual_begin(struct zr_context *ctx, struct zr_layout *layout, zr_contextual_begin(struct zr_context *ctx, struct zr_layout *layout,
zr_flags flags, struct zr_vec2 size) zr_flags flags, struct zr_vec2 size, struct zr_rect trigger_bounds)
{ {
int ret; int ret;
int is_active = 0; int is_active = 0;
@ -9829,10 +9816,9 @@ zr_contextual_begin(struct zr_context *ctx, struct zr_layout *layout,
win = ctx->current; win = ctx->current;
popup = win->popup.win; popup = win->popup.win;
is_clicked = zr_input_is_mouse_click_in_rect(&ctx->input, ZR_BUTTON_RIGHT, win->layout->bounds); is_clicked = zr_input_is_mouse_click_in_rect(&ctx->input, ZR_BUTTON_RIGHT, trigger_bounds);
is_open = (popup && (popup->flags & ZR_WINDOW_CONTEXTUAL) && win->popup.type == ZR_WINDOW_CONTEXTUAL); is_open = (popup && (popup->flags & ZR_WINDOW_CONTEXTUAL) && win->popup.type == ZR_WINDOW_CONTEXTUAL);
if ((is_clicked && is_open && !is_active) || (!is_open && !is_active && !is_clicked)) return 0; if ((is_clicked && is_open && !is_active) || (!is_open && !is_active && !is_clicked)) return 0;
if (ctx->current != ctx->active) return 0;
if (is_clicked) { if (is_clicked) {
body.x = ctx->input.mouse.pos.x; body.x = ctx->input.mouse.pos.x;

6
zahnrad.h
View File

@ -758,7 +758,6 @@ int zr_input_is_key_pressed(const struct zr_input*, enum zr_keys);
int zr_input_is_key_released(const struct zr_input*, enum zr_keys); int zr_input_is_key_released(const struct zr_input*, enum zr_keys);
int zr_input_is_key_down(const struct zr_input*, enum zr_keys); int zr_input_is_key_down(const struct zr_input*, enum zr_keys);
/* ============================================================== /* ==============================================================
* STYLE * STYLE
* ===============================================================*/ * ===============================================================*/
@ -1112,8 +1111,6 @@ struct zr_row_layout {
/* total fill ratio */ /* total fill ratio */
struct zr_rect item; struct zr_rect item;
/* item bounds */ /* item bounds */
struct zr_rect clip;
/* temporary clipping rect */
}; };
struct zr_menu { struct zr_menu {
@ -1476,7 +1473,8 @@ void zr_combo_close(struct zr_context*);
void zr_combo_end(struct zr_context*); void zr_combo_end(struct zr_context*);
/* contextual menu */ /* contextual menu */
int zr_contextual_begin(struct zr_context*, struct zr_layout*, zr_flags flags, struct zr_vec2 size); int zr_contextual_begin(struct zr_context*, struct zr_layout*, zr_flags flags,
struct zr_vec2 size, struct zr_rect trigger_bounds);
int zr_contextual_item(struct zr_context*, const char*, enum zr_text_align align); int zr_contextual_item(struct zr_context*, const char*, enum zr_text_align align);
int zr_contextual_item_icon(struct zr_context*, struct zr_image, const char*, enum zr_text_align); int zr_contextual_item_icon(struct zr_context*, struct zr_image, const char*, enum zr_text_align);
int zr_contextual_item_symbol(struct zr_context*, enum zr_symbol, const char*, enum zr_text_align); int zr_contextual_item_symbol(struct zr_context*, enum zr_symbol, const char*, enum zr_text_align);