diff options
Diffstat (limited to 'fw/fe310/eos/eve/widget/selectw.c')
| -rw-r--r-- | fw/fe310/eos/eve/widget/selectw.c | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/fw/fe310/eos/eve/widget/selectw.c b/fw/fe310/eos/eve/widget/selectw.c new file mode 100644 index 0000000..46ed3d1 --- /dev/null +++ b/fw/fe310/eos/eve/widget/selectw.c @@ -0,0 +1,248 @@ +#include <stdlib.h> +#include <string.h> + +#include "eve.h" +#include "eve_kbd.h" +#include "eve_font.h" + +#include "screen/window.h" +#include "screen/page.h" + +#include "label.h" +#include "widget.h" +#include "selectw.h" + +#define SELECTW_NOSELECT 0xffffffff + +#define DIVC(x,y) ((x) / (y) + ((x) % (y) != 0)) + +static int selectw_verify(utf8_t *option, uint16_t option_size) { + int o_len; + uint16_t o_curr; + int rv; + + o_curr = 0; + while (o_curr < option_size) { + rv = utf8_verify(option + o_curr, option_size - o_curr, &o_len); + if (rv) return EVE_ERR; + if (o_len == 0) return EVE_OK; + o_curr += o_len + 1; + } + + return EVE_OK; +} + +static int selectw_count(EVESelectWidget *widget) { + int o_len; + int o_curr; + int i; + + o_curr = 0; + i = 0; + do { + o_len = strnlen(widget->option + o_curr, widget->option_size - o_curr); + if (o_len == widget->option_size - o_curr) return i; + if (o_len) { + o_curr += o_len + 1; + i++; + } + } while (o_len); + + return i; +} + +static void selectw_update_sz(EVESelectWidget *widget, int uievt) { + EVEWidget *_widget = &widget->w; + EVEPage *page = _widget->page; + + _widget->g.h = widget->option_count * widget->font->h; + if (uievt) eve_view_uievt_push(&page->v, EVE_UIEVT_WIDGET_UPDATE_G, _widget); +} + +int eve_selectw_create(EVESelectWidget *widget, EVERect *g, EVEPage *page, EVESelectSpec *spec) { + EVEFont *font = spec->font ? spec->font : eve_window_font(page->v.window); + utf8_t *option; + + option = eve_malloc(spec->option_size); + if (option == NULL) { + return EVE_ERR_NOMEM; + } + memset(option, 0, spec->option_size); + + eve_selectw_init(widget, g, page, font, option, spec->option_size, spec->multi); + + return EVE_OK; +} + +void eve_selectw_init(EVESelectWidget *widget, EVERect *g, EVEPage *page, EVEFont *font, utf8_t *option, uint16_t option_size, uint8_t multi) { + EVEWidget *_widget = &widget->w; + int rv; + + memset(widget, 0, sizeof(EVESelectWidget)); + eve_widget_init(_widget, EVE_WIDGET_TYPE_SELECT, g, page, eve_selectw_draw, eve_selectw_touch, NULL); + widget->font = font; + rv = selectw_verify(option, option_size); + if (rv == EVE_OK) { + widget->option = option; + widget->option_size = option_size; + widget->option_count = selectw_count(widget); + selectw_update_sz(widget, 0); + } + widget->multi = multi; + widget->select = widget->multi ? 0 : SELECTW_NOSELECT; +} + +void eve_selectw_destroy(EVESelectWidget *widget) { + eve_free(widget->option); +} + +uint8_t eve_selectw_draw(EVEWidget *_widget, uint8_t tag0) { + EVEPage *page = _widget->page; + EVESelectWidget *widget = (EVESelectWidget *)_widget; + int o_len; + int o_curr; + int i, s; + int16_t x1, x2, y1, y2; + uint16_t new_h; + + int line0, lineN; + + line0 = -((int)eve_page_win_y(page, _widget->g.y)) / widget->font->h; + lineN = DIVC((-((int)eve_page_win_y(page, _widget->g.y)) + page->v.window->g.h), widget->font->h); + if (line0 < 0) line0 = 0; + if (lineN < 0) lineN = 0; + if (line0 > widget->option_count) line0 = widget->option_count; + if (lineN > widget->option_count) lineN = widget->option_count; + + _widget->tag0 = tag0; + _widget->tagN = tag0; + widget->line0 = line0; + + o_curr = 0; + i = 0; + do { + o_len = strnlen(widget->option + o_curr, widget->option_size - o_curr); + if (!o_len || (o_len == widget->option_size - o_curr)) break; + if ((i >= line0) && (i < lineN)) { + if (_widget->tagN != EVE_NOTAG) { + eve_cmd_dl(TAG(_widget->tagN)); + _widget->tagN++; + } + s = widget->multi ? widget->select & (0x1 << i) : widget->select == i; + x1 = _widget->g.x; + x2 = x1 + _widget->g.w; + y1 = _widget->g.y + i * widget->font->h; + y2 = y1 + widget->font->h; + eve_cmd_dl(BEGIN(EVE_RECTS)); + if (!s) eve_cmd_dl(COLOR_MASK(0 ,0 ,0 ,0)); + eve_cmd_dl(VERTEX2F(x1, y1)); + eve_cmd_dl(VERTEX2F(x2, y2)); + if (!s) { + eve_cmd_dl(COLOR_MASK(1 ,1 ,1 ,1)); + eve_cmd_dl(BEGIN(EVE_LINES)); + eve_cmd_dl(VERTEX2F(x1, y2)); + eve_cmd_dl(VERTEX2F(x2, y2)); + } + eve_cmd_dl(END()); + if (s) eve_cmd_dl(COLOR_RGBC(page->v.color_bg)); + eve_cmd(CMD_TEXT, "hhhhs", x1, y1, widget->font->id, 0, widget->option + o_curr); + if (s) eve_cmd_dl(COLOR_RGBC(page->v.color_fg)); + } + + o_curr += o_len + 1; + i++; + } while (o_len); + + return _widget->tagN; +} + +int eve_selectw_touch(EVEWidget *_widget, EVETouch *touch, uint16_t evt) { + EVESelectWidget *widget = (EVESelectWidget *)_widget; + + if (evt & EVE_TOUCH_ETYPE_TAG_UP) { + int i = touch->tag0 - _widget->tag0 + widget->line0; + if (widget->multi) { + uint32_t f = (0x1 << i); + + if (widget->select & f) { + widget->select &= ~f; + } else { + widget->select |= f; + } + } else { + if (widget->select == i) { + widget->select = SELECTW_NOSELECT; + } else { + widget->select = i; + } + } + return 1; + } + return 0; +} + +utf8_t *eve_selectw_option_get(EVESelectWidget *widget, int idx) { + int o_len; + int o_curr; + int i; + + o_curr = 0; + i = 0; + do { + o_len = strnlen(widget->option + o_curr, widget->option_size - o_curr); + if (o_len == widget->option_size - o_curr) return NULL; + if (o_len && (i == idx)) return widget->option + o_curr; + o_curr += o_len + 1; + i++; + } while (o_len); + + return NULL; +} + +utf8_t *eve_selectw_option_get_select(EVESelectWidget *widget) { + return eve_selectw_option_get(widget, widget->select); +} + +int eve_selectw_option_add(EVESelectWidget *widget, utf8_t *option) { + int o_len; + int o_curr; + int rv, i; + + rv = utf8_verify(option, strlen(option) + 1, NULL); + if (rv) return EVE_ERR; + + o_curr = 0; + i = 0; + do { + o_len = strnlen(widget->option + o_curr, widget->option_size - o_curr); + if (o_len == widget->option_size - o_curr) return EVE_ERR_FULL; + if (o_len) { + o_curr += o_len + 1; + i++; + } + } while (o_len); + + if (o_curr + strlen(option) + 1 > widget->option_size) return EVE_ERR_FULL; + strcpy(widget->option + o_curr, option); + + widget->option_count = i + 1; + selectw_update_sz(widget, 1); + + return EVE_OK; +} + +int eve_selectw_option_set(EVESelectWidget *widget, utf8_t *option, uint16_t option_size) { + int rv, i; + + rv = selectw_verify(option, option_size); + if (rv) return rv; + if (option_size > widget->option_size) return EVE_ERR_FULL; + + memcpy(widget->option, option, option_size); + memset(widget->option + option_size, 0, widget->option_size - option_size); + + widget->option_count = selectw_count(widget); + selectw_update_sz(widget, 1); + + return EVE_OK; +} |