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@ r423:c15cfc680b31
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Location: cpp/openttd-patchpack/source/widget.c
r423:c15cfc680b31
13.9 KiB
text/x-c
(svn r621) Merge r450 to trunk:
Cleanups and #if 0 some unused debug code
Cleanups and #if 0 some unused debug code
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#include "ttd.h"
#include "window.h"
#include "gfx.h"
#include "viewport.h"
static Point HandleScrollbarHittest(Scrollbar *sb, int top, int bottom)
{
Point pt;
int height, count, pos, cap;
top += 10;
bottom -= 9;
height = (bottom - top);
pos = sb->pos;
count = sb->count;
cap = sb->cap;
if (count != 0) top += height * pos / count;
if (cap > count) cap = count;
if (count != 0)
bottom -= (count - pos - cap) * height / count;
pt.x = top;
pt.y = bottom - 1;
return pt;
}
/*****************************************************
* Special handling for the scrollbar widget type.
* Handles the special scrolling buttons and other
* scrolling.
* Parameters:
* w - Window.
* wi - Pointer to the scrollbar widget.
* x - The X coordinate of the mouse click.
* y - The Y coordinate of the mouse click.
*/
void ScrollbarClickHandler(Window *w, const Widget *wi, int x, int y)
{
int mi, ma, pos;
Scrollbar *sb;
if (wi->type == WWT_SCROLLBAR) {
// vertical scroller
w->flags4 &= ~WF_HSCROLL;
mi = wi->top;
ma = wi->bottom;
pos = y;
sb = &w->vscroll;
} else {
// horizontal scroller
assert(wi->type == WWT_HSCROLLBAR);
w->flags4 |= WF_HSCROLL;
mi = wi->left;
ma = wi->right;
pos = x;
sb = &w->hscroll;
}
if (pos <= mi+9) {
// Pressing the upper button?
if (!_demo_mode) {
w->flags4 |= WF_SCROLL_UP;
if (_scroller_click_timeout == 0) {
_scroller_click_timeout = 6;
if (sb->pos != 0) sb->pos--;
}
_left_button_clicked = false;
}
} else if (pos >= ma-10) {
// Pressing the lower button?
if (!_demo_mode) {
w->flags4 |= WF_SCROLL_DOWN;
if (_scroller_click_timeout == 0) {
_scroller_click_timeout = 6;
if ((byte)(sb->pos + sb->cap) < sb->count)
sb->pos++;
}
_left_button_clicked = false;
}
} else {
//
Point pt = HandleScrollbarHittest(sb, mi, ma);
if (pos < pt.x) {
sb->pos = max(sb->pos - sb->cap, 0);
} else if (pos > pt.y) {
sb->pos = min(
sb->pos + sb->cap,
max(sb->count - sb->cap, 0)
);
} else {
_scrollbar_start_pos = pt.x - mi - 9;
_scrollbar_size = ma - mi - 23;
w->flags4 |= WF_SCROLL_MIDDLE;
_scrolling_scrollbar = true;
_cursorpos_drag_start = _cursor.pos;
}
}
SetWindowDirty(w);
}
/*****************************************************
* Returns the index for the widget located at the given
* position relative to the window.
* Parameters:
* w - Window
* x/y - Window client coordinates
* Returns:
* A widget index, or -1 if no widget was found.
*/
int GetWidgetFromPos(Window *w, int x, int y)
{
const Widget *wi;
int index, found_index = -1;
// Go through the widgets and check if we find the widget that the coordinate is
// inside.
for(index=0,wi=w->widget; wi->type != WWT_LAST; index++, wi++) {
if (wi->type == WWT_EMPTY || wi->type == WWT_FRAME)
continue;
if (x >= wi->left &&
x < wi->right &&
y >= wi->top &&
y < wi->bottom && !HASBIT(w->hidden_state,index)) {
found_index = index;
}
}
// Return the index
return found_index;
}
void DrawWindowWidgets(Window *w)
{
const Widget *wi;
DrawPixelInfo *dpi = _cur_dpi;
Rect r;
uint32 dparam_backup[10];
uint32 cur_click, cur_disabled, cur_hidden;
if (w->desc_flags & WDF_RESTORE_DPARAM) COPY_OUT_DPARAM(dparam_backup, 0, lengthof(dparam_backup));
wi = w->widget;
cur_click = w->click_state;
cur_disabled = w->disabled_state;
cur_hidden = w->hidden_state;
do {
if (dpi->left > (r.right=/*w->left + */wi->right) ||
dpi->left + dpi->width <= (r.left=wi->left/* + w->left*/) ||
dpi->top > (r.bottom=/*w->top +*/ wi->bottom) ||
dpi->top + dpi->height <= (r.top = /*w->top +*/ wi->top) ||
(cur_hidden&1))
continue;
switch(wi->type&WWT_MASK) {
case WWT_PANEL:
case WWT_PANEL_2: {
int img;
DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color,
(cur_click & 1) ? 0x20 : 0);
if ((img=wi->unkA) != 0) {
if ((wi->type&WWT_MASK) == WWT_PANEL_2 && (cur_click&1)) img++;
DrawSprite(img, r.left+1, r.top+1);
}
goto draw_default;
}
case WWT_CLOSEBOX:
case WWT_4: {
DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color,
(cur_click & 1) ? 0x20 : 0);
}
/* fall through */
case WWT_5: {
StringID str = wi->unkA;
if ((wi->type&WWT_MASK) == WWT_4 && (cur_click&1)) str++;
DrawStringCentered((r.left + r.right+1)>>1, ((r.top+r.bottom + 1)>>1) - 5, str, 0);
goto restore_dparam;
}
case WWT_6: {
StringID str;
DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color, 0x60);
if ((str = wi->unkA) != 0) {
DrawString(r.left+2, r.top+1, str, 0);
goto restore_dparam;
}
goto draw_default;
}
case WWT_MATRIX: {
int c, d, ctr;
int x, amt1, amt2;
int color;
DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color,
(cur_click & 1) ? 0x20 : 0);
c = (wi->unkA&0xFF);
amt1 = (wi->right - wi->left + 1) / c;
d = (wi->unkA >> 8);
amt2 = (wi->bottom - wi->top + 1) / d;
color = _color_list[wi->color&0xF].window_color_bgb;
x = r.left;
for(ctr=c; --ctr; ) {
x += amt1;
GfxFillRect(x, r.top+1, x, r.bottom-1, color);
}
x = r.top;
for(ctr=d; --ctr; ) {
x += amt2;
GfxFillRect(r.left+1, x, r.right-1, x, color);
}
color = _color_list[wi->color&0xF].window_color_1b;
x = r.left-1;
for(ctr=c; --ctr; ) {
x += amt1;
GfxFillRect(x, r.top+1, x, r.bottom-1, color);
}
x = r.top-1;
for(ctr=d; --ctr; ) {
x += amt2;
GfxFillRect(r.left+1, x, r.right-1, x, color);
}
goto draw_default;
}
// vertical scrollbar
case WWT_SCROLLBAR: {
Point pt;
int c1,c2;
// draw up/down buttons
DrawFrameRect(r.left, r.top, r.right, r.top+9, wi->color, (w->flags4 & (WF_SCROLL_UP | WF_HSCROLL)) == WF_SCROLL_UP ? 0x20 : 0);
DrawFrameRect(r.left, r.bottom-9, r.right, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_DOWN | WF_HSCROLL)) == WF_SCROLL_DOWN ? 0x20 : 0);
// draw icons in up/down buttons
DoDrawString("\xA0", r.left+2, r.top, 0x10);
DoDrawString("\xAA", r.left+2, r.bottom-9, 0x10);
c1 = _color_list[wi->color&0xF].window_color_1a;
c2 = _color_list[wi->color&0xF].window_color_2;
// draw "shaded" background
GfxFillRect(r.left, r.top+10, r.right, r.bottom-10, c2);
GfxFillRect(r.left, r.top+10, r.right, r.bottom-10, c1 | 0x8000);
// draw shaded lines
GfxFillRect(r.left+2, r.top+10, r.left+2, r.bottom-10, c1);
GfxFillRect(r.left+3, r.top+10, r.left+3, r.bottom-10, c2);
GfxFillRect(r.left+7, r.top+10, r.left+7, r.bottom-10, c1);
GfxFillRect(r.left+8, r.top+10, r.left+8, r.bottom-10, c2);
pt = HandleScrollbarHittest(&w->vscroll, r.top, r.bottom);
DrawFrameRect(r.left, pt.x, r.right, pt.y, wi->color, (w->flags4 & (WF_SCROLL_MIDDLE | WF_HSCROLL)) == WF_SCROLL_MIDDLE ? 0x20 : 0);
break;
}
// horizontal scrollbar
case WWT_HSCROLLBAR: {
Point pt;
int c1,c2;
DrawFrameRect(r.left, r.top, r.left + 9, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_UP | WF_HSCROLL)) == (WF_SCROLL_UP | WF_HSCROLL) ? 0x20 : 0);
DrawFrameRect(r.right-9, r.top, r.right, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_DOWN | WF_HSCROLL)) == (WF_SCROLL_DOWN | WF_HSCROLL) ? 0x20 : 0);
// draw icons in up/down buttons
DoDrawString("\xA0", r.left+1, r.top+1, 0x10);
DoDrawString("\xAA", r.right-8, r.top+1, 0x10);
c1 = _color_list[wi->color&0xF].window_color_1a;
c2 = _color_list[wi->color&0xF].window_color_2;
// draw "shaded" background
GfxFillRect(r.left+10, r.top, r.right-10, r.bottom, c2);
GfxFillRect(r.left+10, r.top, r.right-10, r.bottom, c1 | 0x8000);
// draw shaded lines
GfxFillRect(r.left+10, r.top+2, r.right-10, r.top+2, c1);
GfxFillRect(r.left+10, r.top+3, r.right-10, r.top+3, c2);
GfxFillRect(r.left+10, r.top+7, r.right-10, r.top+7, c1);
GfxFillRect(r.left+10, r.top+8, r.right-10, r.top+8, c2);
// draw actual scrollbar
pt = HandleScrollbarHittest(&w->hscroll, r.left, r.right);
DrawFrameRect(pt.x, r.top, pt.y, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_MIDDLE | WF_HSCROLL)) == (WF_SCROLL_MIDDLE | WF_HSCROLL) ? 0x20 : 0);
break;
}
case WWT_FRAME: {
int c1,c2;
int x2 = 0;
if (wi->unkA != 0) {
x2 = DrawString(r.left+6, r.top, wi->unkA, 0);
}
c1 = _color_list[wi->color].window_color_1a;
c2 = _color_list[wi->color].window_color_2;
//Line from upper left corner to start of text
GfxFillRect(r.left, r.top+4, r.left+4,r.top+4, c1);
GfxFillRect(r.left+1, r.top+5, r.left+4,r.top+5, c2);
// Line from end of text to upper right corner
GfxFillRect(x2, r.top+4, r.right-1,r.top+4,c1);
GfxFillRect(x2, r.top+5, r.right-2,r.top+5,c2);
// Line from upper left corner to bottom left corner
GfxFillRect(r.left, r.top+5, r.left, r.bottom-1, c1);
GfxFillRect(r.left+1, r.top+6, r.left+1, r.bottom-2, c2);
//Line from upper right corner to bottom right corner
GfxFillRect(r.right-1, r.top+5, r.right-1, r.bottom-2, c1);
GfxFillRect(r.right, r.top+4, r.right, r.bottom-1, c2);
GfxFillRect(r.left+1, r.bottom-1, r.right-1, r.bottom-1, c1);
GfxFillRect(r.left, r.bottom, r.right, r.bottom, c2);
goto restore_dparam;
}
case WWT_CAPTION: {
DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color, 0x10);
DrawFrameRect(r.left+1, r.top+1, r.right-1, r.bottom-1, wi->color, (w->caption_color == 0xFF) ? 0x60 : 0x70);
if (w->caption_color != 0xFF) {
GfxFillRect(r.left+2, r.top+2, r.right-2, r.bottom-2, _color_list[_player_colors[w->caption_color]].window_color_1b);
}
DrawStringCentered( (r.left+r.right+1)>>1, r.top+2, wi->unkA, 0x84);
restore_dparam:;
if (w->desc_flags & WDF_RESTORE_DPARAM) COPY_IN_DPARAM(0, dparam_backup, lengthof(dparam_backup));
draw_default:;
if (cur_disabled & 1) {
GfxFillRect(r.left+1, r.top+1, r.right-1, r.bottom-1, _color_list[wi->color&0xF].unk2 | 0x8000);
}
}
}
} while (cur_click>>=1, cur_disabled>>=1, cur_hidden >>= 1, (++wi)->type != WWT_LAST);
if (w->flags4 & WF_WHITE_BORDER_MASK) {
//DrawFrameRect(w->left, w->top, w->left + w->width-1, w->top+w->height-1, 0xF, 0x10);
DrawFrameRect(0, 0, w->width-1, w->height-1, 0xF, 0x10);
}
}
static uint _dropdown_item_count;
static uint32 _dropdown_disabled;
static const StringID *_dropdown_items;
static int _dropdown_selindex;
static byte _dropdown_button;
static WindowClass _dropdown_windowclass;
static WindowNumber _dropdown_windownum;
static byte _dropdown_var1;
static byte _dropdown_var2;
static Widget _dropdown_menu_widgets[] = {
{ WWT_IMGBTN, 0, 0, 0, 0, 0, 0x0, STR_NULL},
{ WIDGETS_END},
};
static int GetDropdownItem(Window *w)
{
uint item;
int y;
if (GetWidgetFromPos(w, _cursor.pos.x - w->left, _cursor.pos.y - w->top) < 0)
return -1;
y = _cursor.pos.y - w->top - 2;
if (y < 0)
return - 1;
item = y / 10;
if (item >= _dropdown_item_count || HASBIT(_dropdown_disabled,item) || _dropdown_items[item] == 0)
return - 1;
return item;
}
void DropdownMenuWndProc(Window *w, WindowEvent *e)
{
int item;
switch(e->event) {
case WE_PAINT: {
int x,y,i,sel;
uint32 dis;
DrawWindowWidgets(w);
x = 1;
y = 2;
sel = _dropdown_selindex;
dis = _dropdown_disabled;
for(i=0; _dropdown_items[i] != INVALID_STRING_ID; i++) {
if (_dropdown_items[i] != 0) {
if (sel == 0) {
GfxFillRect(x+1, y, x+w->width-4, y + 9, 0);
}
DrawString(x+2, y, _dropdown_items[i], sel==0 ? 12 : 16);
if (dis & 1) {
GfxFillRect(x, y, x+w->width-3, y + 9, 0x8000 +
_color_list[_dropdown_menu_widgets[0].color].window_color_bga);
}
} else {
int color_1 = _color_list[_dropdown_menu_widgets[0].color].window_color_1a;
int color_2 = _color_list[_dropdown_menu_widgets[0].color].window_color_2;
GfxFillRect(x+1, y+3, x+w->width-5, y+3, color_1);
GfxFillRect(x+1, y+4, x+w->width-5, y+4, color_2);
}
y += 10;
sel--;
dis>>=1;
}
} break;
case WE_CLICK: {
item = GetDropdownItem(w);
if (item >= 0) {
_dropdown_var1 = 4;
_dropdown_selindex = item;
SetWindowDirty(w);
}
} break;
case WE_MOUSELOOP: {
Window *w2 = FindWindowById(_dropdown_windowclass, _dropdown_windownum);
if (w2 == NULL) {
DeleteWindow(w);
return;
}
if (_dropdown_var1 != 0 && --_dropdown_var1 == 0) {
WindowEvent e;
e.event = WE_DROPDOWN_SELECT;
e.dropdown.button = _dropdown_button;
e.dropdown.index = _dropdown_selindex;
w2->wndproc(w2, &e);
DeleteWindow(w);
return;
}
if (_dropdown_var2 != 0) {
item = GetDropdownItem(w);
if (!_left_button_clicked) {
_dropdown_var2 = 0;
if (item < 0)
return;
_dropdown_var1 = 2;
} else {
if (item < 0)
return;
}
_dropdown_selindex = item;
SetWindowDirty(w);
}
} break;
case WE_DESTROY: {
Window *w2 = FindWindowById(_dropdown_windowclass, _dropdown_windownum);
if (w2 != NULL) {
CLRBIT(w2->click_state, _dropdown_button);
InvalidateWidget(w2, _dropdown_button);
}
} break;
}
}
void ShowDropDownMenu(Window *w, const StringID *strings, int selected, int button, uint32 disabled_mask)
{
WindowNumber num;
WindowClass cls;
int i,t1,t2;
const Widget *wi;
Window *w2;
uint32 old_click_state = w->click_state;
_dropdown_disabled = disabled_mask;
cls = w->window_class;
num = w->window_number;
DeleteWindowById(WC_DROPDOWN_MENU, 0);
w = FindWindowById(cls, num);
if (HASBIT(old_click_state, button))
return;
SETBIT(w->click_state, button);
InvalidateWidget(w, button);
for(i=0;strings[i] != INVALID_STRING_ID;i++);
if (i == 0)
return;
_dropdown_items = strings;
_dropdown_item_count = i;
_dropdown_selindex = selected;
_dropdown_windowclass = w->window_class;
_dropdown_windownum = w->window_number;
_dropdown_button = button;
_dropdown_var1 = 0;
_dropdown_var2 = 1;
wi = &w->widget[button];
_dropdown_menu_widgets[0].color = wi->color;
w2 = AllocateWindow(
w->left + wi[-1].left + 1,
w->top + wi->bottom + 2,
(_dropdown_menu_widgets[0].right=t1=wi->right - wi[-1].left, t1 + 1),
(_dropdown_menu_widgets[0].bottom=t2=i*10+3, t2+1),
DropdownMenuWndProc,
0x3F,
_dropdown_menu_widgets);
w2->flags4 &= ~WF_WHITE_BORDER_MASK;
}
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