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OpenTTD-patches/window.c

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#include "stdafx.h"
#include "ttd.h"
#include "window.h"
#include "gfx.h"
#include "viewport.h"
#include "console.h"
void HandleButtonClick(Window *w, byte widget)
{
w->click_state |= (1 << widget);
w->flags4 |= 5 << WF_TIMEOUT_SHL;
InvalidateWidget(w, widget);
}
void DispatchLeftClickEvent(Window *w, int x, int y) {
WindowEvent e;
const Widget *wi;
e.click.pt.x = x;
e.click.pt.y = y;
e.event = WE_CLICK;
if (w->desc_flags & WDF_DEF_WIDGET) {
e.click.widget = GetWidgetFromPos(w, x, y);
if (e.click.widget < 0) return; /* exit if clicked outside of widgets */
wi = &w->widget[e.click.widget];
if (wi->type & 0xE0) {
/* special widget handling */
switch(wi->type) {
case WWT_IMGBTN | WWB_PUSHBUTTON:
case WWT_TEXTBTN | WWB_PUSHBUTTON:
if (HASBIT(w->disabled_state, e.click.widget))
return; /* don't allow click if disabled */
HandleButtonClick(w, e.click.widget);
break;
case WWT_NODISTXTBTN:
if (HASBIT(w->disabled_state, e.click.widget))
return; /* don't allow click if disabled */
break;
}
} else if (wi->type == WWT_SCROLLBAR || wi->type == WWT_HSCROLLBAR) {
ScrollbarClickHandler(w, wi, e.click.pt.x, e.click.pt.y);
}
w->wndproc(w, &e);
if (w->desc_flags & WDF_STD_BTN) {
if (e.click.widget == 0) DeleteWindow(w);
else {
if (e.click.widget == 1) {
if (_ctrl_pressed)
StartWindowSizing(w);
else
StartWindowDrag(w);
}
}
}
} else {
w->wndproc(w, &e);
}
}
void DispatchRightClickEvent(Window *w, int x, int y) {
WindowEvent e;
/* default tooltips handler? */
if (w->desc_flags & WDF_STD_TOOLTIPS) {
e.click.widget = GetWidgetFromPos(w, x, y);
if (e.click.widget < 0)
return; /* exit if clicked outside of widgets */
if (w->widget[e.click.widget].tooltips != 0) {
GuiShowTooltips(w->widget[e.click.widget].tooltips);
return;
}
}
e.event = WE_RCLICK;
e.click.pt.x = x;
e.click.pt.y = y;
w->wndproc(w, &e);
}
void DispatchMouseWheelEvent(Window *w, int wheel)
{
if (w->vscroll.count > w->vscroll.cap) {
int pos = clamp(w->vscroll.pos + wheel, 0, w->vscroll.count - w->vscroll.cap);
if (pos != w->vscroll.pos) {
w->vscroll.pos = pos;
SetWindowDirty(w);
}
}
}
void DrawOverlappedWindowForAll(int left, int top, int right, int bottom)
{
Window *w;
DrawPixelInfo bk;
_cur_dpi = &bk;
for(w=_windows; w!=_last_window; w++) {
if (right > w->left &&
bottom > w->top &&
left < w->left + w->width &&
top < w->top + w->height) {
DrawOverlappedWindow(w, left, top, right, bottom);
}
}
}
void DrawOverlappedWindow(Window *w, int left, int top, int right, int bottom)
{
Window *v = w;
int x;
while (++v != _last_window) {
if (right > v->left &&
bottom > v->top &&
left < v->left + v->width &&
top < v->top + v->height) {
if (left < (x=v->left)) {
DrawOverlappedWindow(w, left, top, x, bottom);
DrawOverlappedWindow(w, x, top, right, bottom);
return;
}
if (right > (x=v->left + v->width)) {
DrawOverlappedWindow(w, left, top, x, bottom);
DrawOverlappedWindow(w, x, top, right, bottom);
return;
}
if (top < (x=v->top)) {
DrawOverlappedWindow(w, left, top, right, x);
DrawOverlappedWindow(w, left, x, right, bottom);
return;
}
if (bottom > (x=v->top + v->height)) {
DrawOverlappedWindow(w, left, top, right, x);
DrawOverlappedWindow(w, left, x, right, bottom);
return;
}
return;
}
}
{
DrawPixelInfo *dp = _cur_dpi;
dp->width = right - left;
dp->height = bottom - top;
dp->left = left - w->left;
dp->top = top - w->top;
dp->pitch = _screen.pitch;
dp->dst_ptr = _screen.dst_ptr + top * _screen.pitch + left;
dp->zoom = 0;
CallWindowEventNP(w, WE_PAINT);
}
}
void CallWindowEventNP(Window *w, int event)
{
WindowEvent e;
e.event = event;
w->wndproc(w, &e);
}
void SetWindowDirty(Window *w)
{
if (w == NULL)
return;
SetDirtyBlocks(w->left, w->top, w->left + w->width, w->top + w->height);
}
void DeleteWindow(Window *w)
{
WindowClass wc;
WindowNumber wn;
ViewPort *vp;
Window *v;
int count;
if (w == NULL)
return;
if (_thd.place_mode != 0 && _thd.window_class == w->window_class && _thd.window_number == w->window_number) {
ResetObjectToPlace();
}
wc = w->window_class;
wn = w->window_number;
CallWindowEventNP(w, WE_DESTROY);
w = FindWindowById(wc, wn);
vp = w->viewport;
w->viewport = NULL;
if (vp != NULL) {
_active_viewports &= ~(1 << (vp - _viewports));
vp->width = 0;
}
SetWindowDirty(w);
v = --_last_window;
count = (byte*)v - (byte*)w;
memcpy(w, w + 1, count);
}
Window *FindWindowById(WindowClass cls, WindowNumber number)
{
Window *w;
for(w=_windows; w!=_last_window; w++) {
if (w->window_class == cls &&
w->window_number == number) {
return w;
}
}
return NULL;
}
void DeleteWindowById(WindowClass cls, WindowNumber number)
{
DeleteWindow(FindWindowById(cls, number));
}
Window *BringWindowToFrontById(WindowClass cls, WindowNumber number)
{
Window *w = FindWindowById(cls, number);
if (w != NULL) {
w->flags4 |= WF_WHITE_BORDER_MASK;
SetWindowDirty(w);
BringWindowToFront(w);
}
return w;
}
Window *BringWindowToFront(Window *w)
{
Window *v;
v = _last_window;
do {
if (--v < _windows)
return w;
} while (v->window_class == WC_MAIN_TOOLBAR || v->window_class == WC_STATUS_BAR || v->window_class == WC_NEWS_WINDOW);
if (w == v)
return w;
assert(w < v);
do {
memswap(w, w+1, sizeof(Window));
w++;
} while (v != w);
SetWindowDirty(w);
return w;
}
Window *AllocateWindow(
int x,
int y,
int width,
int height,
WindowProc *proc,
WindowClass cls,
const Widget *widget)
{
Window *w;
restart:;
w = _last_window;
if (w >= endof(_windows)) {
for(w=_windows; ;w++) {
assert(w < _last_window);
if (w->window_class != WC_MAIN_WINDOW && w->window_class != WC_MAIN_TOOLBAR &&
w->window_class != WC_STATUS_BAR && w->window_class != WC_NEWS_WINDOW) {
DeleteWindow(w);
goto restart;
}
}
}
if (w != _windows && cls != WC_NEWS_WINDOW) {
Window *v;
v = FindWindowById(WC_MAIN_TOOLBAR, 0);
if (v) {
memmove(v+1, v, (byte*)w - (byte*)v);
w = v;
}
v = FindWindowById(WC_STATUS_BAR, 0);
if (v) {
memmove(v+1, v, (byte*)w - (byte*)v);
w = v;
}
}
/* XXX: some more code here */
w->window_class = cls;
w->flags4 = WF_WHITE_BORDER_MASK;
w->caption_color = 0xFF;
w->window_number = 0;
w->left = x;
w->top = y;
w->width = width;
w->height = height;
w->viewport = NULL;
w->desc_flags = 0;
// w->landscape_assoc = 0xFFFF;
w->wndproc = proc;
w->click_state = 0;
w->disabled_state = 0;
w->hidden_state = 0;
// w->unk22 = 0xFFFF;
w->vscroll.pos = 0;
w->vscroll.count = 0;
w->hscroll.pos = 0;
w->hscroll.count = 0;
w->widget = widget;
{
int i;
for (i=0;i<lengthof(w->custom);i++)
w->custom[i] = 0;
}
_last_window++;
SetWindowDirty(w);
CallWindowEventNP(w, WE_CREATE);
return w;
}
Window *AllocateWindowAutoPlace2(
WindowClass exist_class,
WindowNumber exist_num,
int width,
int height,
WindowProc *proc,
WindowClass cls,
const Widget *widget)
{
Window *w;
int x;
w = FindWindowById(exist_class, exist_num);
if (w == NULL || w->left >= (_screen.width-20) || w->left <= -60 || w->top >= (_screen.height-20)) {
return AllocateWindowAutoPlace(width,height,proc,cls,widget);
}
x = w->left;
if (x > _screen.width - width)
x = (_screen.width - width) - 20;
return AllocateWindow(x+10,w->top+10,width,height,proc,cls,widget);
}
typedef struct SizeRect {
int left,top,width,height;
} SizeRect;
static SizeRect _awap_r;
static bool IsGoodAutoPlace1(int left, int top)
{
int right,bottom;
Window *w;
_awap_r.left= left;
_awap_r.top = top;
right = _awap_r.width + left;
bottom = _awap_r.height + top;
if (left < 0 || top < 22 || right > _screen.width || bottom > _screen.height)
return false;
// Make sure it is not obscured by any window.
for(w=_windows; w!=_last_window; w++) {
if (w->window_class == WC_MAIN_WINDOW)
continue;
if (right > w->left &&
w->left + w->width > left &&
bottom > w->top &&
w->top + w->height > top)
return false;
}
return true;
}
static bool IsGoodAutoPlace2(int left, int top)
{
int width,height;
Window *w;
_awap_r.left= left;
_awap_r.top = top;
width = _awap_r.width;
height = _awap_r.height;
if (left < -(width>>2) || left > _screen.width - (width>>1))
return false;
if (top < 22 || top > _screen.height - (height>>2))
return false;
// Make sure it is not obscured by any window.
for(w=_windows; w!=_last_window; w++) {
if (w->window_class == WC_MAIN_WINDOW)
continue;
if (left + width > w->left &&
w->left + w->width > left &&
top + height > w->top &&
w->top + w->height > top)
return false;
}
return true;
}
Point GetAutoPlacePosition(int width, int height) {
Window *w;
Point pt;
_awap_r.width = width;
_awap_r.height = height;
if (IsGoodAutoPlace1(0, 24)) goto ok_pos;
for(w=_windows; w!=_last_window; w++) {
if (w->window_class == WC_MAIN_WINDOW)
continue;
if (IsGoodAutoPlace1(w->left+w->width+2,w->top)) goto ok_pos;
if (IsGoodAutoPlace1(w->left- width-2,w->top)) goto ok_pos;
if (IsGoodAutoPlace1(w->left,w->top+w->height+2)) goto ok_pos;
if (IsGoodAutoPlace1(w->left,w->top- height-2)) goto ok_pos;
if (IsGoodAutoPlace1(w->left+w->width+2,w->top+w->height-height)) goto ok_pos;
if (IsGoodAutoPlace1(w->left- width-2,w->top+w->height-height)) goto ok_pos;
if (IsGoodAutoPlace1(w->left+w->width-width,w->top+w->height+2)) goto ok_pos;
if (IsGoodAutoPlace1(w->left+w->width-width,w->top- height-2)) goto ok_pos;
}
for(w=_windows; w!=_last_window; w++) {
if (w->window_class == WC_MAIN_WINDOW)
continue;
if (IsGoodAutoPlace2(w->left+w->width+2,w->top)) goto ok_pos;
if (IsGoodAutoPlace2(w->left- width-2,w->top)) goto ok_pos;
if (IsGoodAutoPlace2(w->left,w->top+w->height+2)) goto ok_pos;
if (IsGoodAutoPlace2(w->left,w->top- height-2)) goto ok_pos;
}
{
int left=0,top=24;
restart:;
for(w=_windows; w!=_last_window; w++) {
if (w->left == left && w->top == top) {
left += 5;
top += 5;
goto restart;
}
}
pt.x = left;
pt.y = top;
return pt;
}
ok_pos:;
pt.x = _awap_r.left;
pt.y = _awap_r.top;
return pt;
}
Window *AllocateWindowAutoPlace(
int width,
int height,
WindowProc *proc,
WindowClass cls,
const Widget *widget) {
Point pt = GetAutoPlacePosition(width, height);
return AllocateWindow(pt.x, pt.y, width, height, proc, cls, widget);
}
Window *AllocateWindowDescFront(const WindowDesc *desc, int value)
{
Window *w;
if (BringWindowToFrontById(desc->cls, value))
return NULL;
w = AllocateWindowDesc(desc);
w->window_number = value;
return w;
}
Window *AllocateWindowDesc(const WindowDesc *desc)
{
Point pt;
Window *w;
if (desc->parent_cls != WC_MAIN_WINDOW &&
(w = FindWindowById(desc->parent_cls, _alloc_wnd_parent_num), _alloc_wnd_parent_num=0, w) != NULL &&
w->left < _screen.width-20 && w->left > -60 && w->top < _screen.height-20) {
pt.x = w->left + 10;
if (pt.x > _screen.width + 10 - desc->width)
pt.x = (_screen.width + 10 - desc->width) - 20;
pt.y = w->top + 10;
} else if (desc->cls == WC_BUILD_TOOLBAR) { // open Build Toolbars aligned
/* Override the position if a toolbar is opened according to the place of the maintoolbar
* The main toolbar (WC_MAIN_TOOLBAR) is 640px in width */
switch (_patches.toolbar_pos) {
case 1: pt.x = ((_screen.width + 640) >> 1) - desc->width; break;
case 2: pt.x = _screen.width - desc->width; break;
default: pt.x = 640 - desc->width;
}
pt.y = desc->top;
} else {
pt.x = desc->left;
pt.y = desc->top;
if (pt.x == WDP_AUTO) {
pt = GetAutoPlacePosition(desc->width, desc->height);
} else {
if (pt.x == WDP_CENTER) pt.x = (_screen.width - desc->width) >> 1;
if (pt.y == WDP_CENTER) pt.y = (_screen.height - desc->height) >> 1;
}
}
w = AllocateWindow(pt.x, pt.y, desc->width, desc->height, desc->proc, desc->cls, desc->widgets);
w->desc_flags = desc->flags;
return w;
}
Window *FindWindowFromPt(int x, int y)
{
Window *w;
for(w=_last_window; w != _windows;) {
--w;
if (IS_INSIDE_1D(x, w->left, w->width) &&
IS_INSIDE_1D(y, w->top, w->height))
return w;
}
return NULL;
}
void InitWindowSystem()
{
IConsoleClose();
memset(&_windows, 0, sizeof(_windows));
_last_window = _windows;
memset(_viewports, 0, sizeof(_viewports));
_active_viewports = 0;
}
void DecreaseWindowCounters()
{
Window *w;
for(w=_last_window; w != _windows;) {
--w;
// Unclick scrollbar buttons if they are pressed.
if (w->flags4 & (WF_SCROLL_DOWN | WF_SCROLL_UP)) {
w->flags4 &= ~(WF_SCROLL_DOWN | WF_SCROLL_UP);
SetWindowDirty(w);
}
CallWindowEventNP(w, WE_MOUSELOOP);
}
for(w=_last_window; w != _windows;) {
--w;
if (w->flags4&WF_TIMEOUT_MASK && !(--w->flags4&WF_TIMEOUT_MASK)) {
CallWindowEventNP(w, WE_TIMEOUT);
if (w->desc_flags & WDF_UNCLICK_BUTTONS)
UnclickWindowButtons(w);
}
}
}
Window *GetCallbackWnd()
{
return FindWindowById(_thd.window_class, _thd.window_number);
}
void HandlePlacePresize()
{
Window *w;
WindowEvent e;
if (_special_mouse_mode != WSM_PRESIZE)
return;
if ((w = GetCallbackWnd()) == NULL)
return;
e.place.pt = GetTileBelowCursor();
if (e.place.pt.x == -1) {
_thd.selend.x = -1;
return;
}
e.place.tile = TILE_FROM_XY(e.place.pt.x, e.place.pt.y);
e.event = WE_PLACE_PRESIZE;
w->wndproc(w, &e);
}
bool HandleDragDrop()
{
Window *w;
WindowEvent e;
if (_special_mouse_mode != WSM_DRAGDROP)
return true;
if (_left_button_down)
return false;
w = GetCallbackWnd();
ResetObjectToPlace();
if (w) {
// send an event in client coordinates.
e.event = WE_DRAGDROP;
e.dragdrop.pt.x = _cursor.pos.x - w->left;
e.dragdrop.pt.y = _cursor.pos.y - w->top;
e.dragdrop.widget = GetWidgetFromPos(w, e.dragdrop.pt.x, e.dragdrop.pt.y);
w->wndproc(w, &e);
}
return false;
}
bool HandlePopupMenu()
{
Window *w;
WindowEvent e;
if (!_popup_menu_active)
return true;
w = FindWindowById(WC_TOOLBAR_MENU, 0);
if (w == NULL) {
_popup_menu_active = false;
return false;
}
if (_left_button_down) {
e.event = WE_POPUPMENU_OVER;
e.popupmenu.pt = _cursor.pos;
w->wndproc(w, &e);
} else {
_popup_menu_active = false;
e.event = WE_POPUPMENU_SELECT;
e.popupmenu.pt = _cursor.pos;
w->wndproc(w, &e);
}
return false;
}
bool HandleWindowDragging()
{
Window *w;
int x, y, t;
// Get out immediately if no window is being dragged at all.
if (!_dragging_window)
return true;
// Otherwise find the window...
for(w=_windows; w != _last_window; w++) {
if (w->flags4&(WF_DRAGGING|WF_SIZING)) {
// Stop the dragging if the left mouse button was released
if (!_left_button_down) {
w->flags4 &= ~(WF_DRAGGING | WF_SIZING);
break;
}
// Otherwise calculate the delta position.
x = _cursor.pos.x;
y = clamp2(_cursor.pos.y, 23, _screen.height-12);
t = _cursorpos_drag_start.x; _cursorpos_drag_start.x = x; x-=t;
t = _cursorpos_drag_start.y; _cursorpos_drag_start.y = y; y-=t;
// No movement?
if (x == 0 && y == 0)
return false;
// Mark the old position dirty
SetWindowDirty(w);
if (w->flags4 & WF_SIZING) {
// Size the window
w->width += x;
w->height += y;
} else {
// Move the window and viewport
w->left += x;
w->top += y;
if (w->viewport) {
w->viewport->left += x;
w->viewport->top += y;
}
}
// And also mark the new position dirty.
SetWindowDirty(w);
return false;
}
}
_dragging_window = false;
return false;
}
Window *StartWindowDrag(Window *w)
{
w->flags4 |= WF_DRAGGING;
_dragging_window = true;
_cursorpos_drag_start = _cursor.pos;
w = BringWindowToFront(w);
DeleteWindowById(WC_DROPDOWN_MENU, 0);
return w;
}
Window *StartWindowSizing(Window *w)
{
w->flags4 |= WF_SIZING;
_dragging_window = true;
_cursorpos_drag_start = _cursor.pos;
w = BringWindowToFront(w);
DeleteWindowById(WC_DROPDOWN_MENU, 0);
return w;
}
bool HandleScrollbarScrolling()
{
Window *w;
int i;
int pos;
Scrollbar *sb;
// Get out quickly if no item is being scrolled
if (!_scrolling_scrollbar)
return true;
// Find the scrolling window
for(w=_windows; w != _last_window; w++) {
if (w->flags4 & WF_SCROLL_MIDDLE) {
// Abort if no button is clicked any more.
if (!_left_button_down) {
w->flags4 &= ~WF_SCROLL_MIDDLE;
SetWindowDirty(w);
break;
}
if (w->flags4 & WF_HSCROLL) {
sb = &w->hscroll;
i = _cursor.pos.x - _cursorpos_drag_start.x;
} else {
sb = &w->vscroll;
i = _cursor.pos.y - _cursorpos_drag_start.y;
}
// Find the item we want to move to and make sure it's inside bounds.
pos = min(max(0, i + _scrollbar_start_pos) * sb->count / _scrollbar_size, max(0, sb->count - sb->cap));
if (pos != sb->pos) {
sb->pos = pos;
SetWindowDirty(w);
}
return false;
}
}
_scrolling_scrollbar = false;
return false;
}
bool HandleViewportScroll()
{
Window *w;
ViewPort *vp;
int dx,dy, x, y, sub;
if (!_scrolling_viewport)
return true;
if (!_right_button_down) {
stop_capt:;
_cursor.fix_at = false;
_scrolling_viewport = false;
return true;
}
w = FindWindowFromPt(_cursor.pos.x, _cursor.pos.y);
if (w == NULL) goto stop_capt;
if (w->window_class != WC_SMALLMAP) {
vp = IsPtInWindowViewport(w, _cursor.pos.x, _cursor.pos.y);
if (vp == NULL)
goto stop_capt;
WP(w,vp_d).scrollpos_x += _cursor.delta.x << vp->zoom;
WP(w,vp_d).scrollpos_y += _cursor.delta.y << vp->zoom;
_cursor.delta.x = _cursor.delta.y = 0;
return false;
} else {
// scroll the smallmap ?
_cursor.fix_at = true;
dx = _cursor.delta.x;
dy = _cursor.delta.y;
x = WP(w,smallmap_d).scroll_x;
y = WP(w,smallmap_d).scroll_y;
sub = WP(w,smallmap_d).subscroll + dx;
x -= (sub >> 2) << 4;
y += (sub >> 2) << 4;
sub &= 3;
x += (dy >> 1) << 4;
y += (dy >> 1) << 4;
if (dy & 1) {
x += 16;
sub += 2;
if (sub > 3) {
sub -= 4;
x -= 16;
y += 16;
}
}
if (x < 16) { x = 16; sub = 0; }
if (x > (TILES_X-2)*16) { x = (TILES_X-2)*16; sub = 0; }
if (y < -1120) { y = -1120; sub = 0; }
if (y > (TILE_X_MAX-40) * 16) { y = (TILE_X_MAX-40) * 16; sub = 0; }
WP(w,smallmap_d).scroll_x = x;
WP(w,smallmap_d).scroll_y = y;
WP(w,smallmap_d).subscroll = sub;
_cursor.delta.x = _cursor.delta.y = 0;
SetWindowDirty(w);
return false;
}
}
static Window *MaybeBringWindowToFront(Window *w)
{
Window *u;
if (w->window_class == WC_MAIN_WINDOW ||
w->window_class == WC_MAIN_TOOLBAR ||
w->window_class == WC_STATUS_BAR ||
w->window_class == WC_NEWS_WINDOW ||
w->window_class == WC_TOOLTIPS ||
w->window_class == WC_DROPDOWN_MENU)
return w;
for(u=w; ++u != _last_window;) {
if (u->window_class == WC_MAIN_WINDOW || u->window_class==WC_MAIN_TOOLBAR || u->window_class==WC_STATUS_BAR ||
u->window_class == WC_NEWS_WINDOW || u->window_class == WC_TOOLTIPS || u->window_class == WC_DROPDOWN_MENU)
continue;
if (w->left + w->width <= u->left ||
u->left + u->width <= w->left ||
w->top + w->height <= u->top ||
u->top + u->height <= w->top)
continue;
return BringWindowToFront(w);
}
return w;
}
static void HandleKeypress(uint32 key)
{
Window *w;
WindowEvent we;
// Setup event
we.keypress.event = WE_KEYPRESS;
we.keypress.ascii = key & 0xFF;
we.keypress.keycode = key >> 16;
we.keypress.cont = true;
// Call the event, start with the uppermost window.
for(w=_last_window; w != _windows;) {
--w;
w->wndproc(w, &we);
if (!we.keypress.cont)
break;
}
}
extern void UpdateTileSelection();
extern bool VpHandlePlaceSizingDrag();
void MouseLoop()
{
int x,y;
Window *w;
ViewPort *vp;
int click;
int mousewheel;
_current_player = _local_player;
// Handle pressed keys
if (_pressed_key) {
uint32 key = _pressed_key; _pressed_key = 0;
HandleKeypress(key);
}
// Mouse event?
click = 0;
if (_left_button_down && !_left_button_clicked) {
_left_button_clicked = true;
click = 1;
} else if (_right_button_clicked) {
_right_button_clicked = false;
click = 2;
}
mousewheel = 0;
if (_cursor.wheel) {
mousewheel = _cursor.wheel;
_cursor.wheel = 0;
}
DecreaseWindowCounters();
HandlePlacePresize();
UpdateTileSelection();
if (!VpHandlePlaceSizingDrag())
return;
if (!HandleDragDrop())
return;
if (!HandlePopupMenu())
return;
if (!HandleWindowDragging())
return;
if (!HandleScrollbarScrolling())
return;
if (!HandleViewportScroll())
return;
x = _cursor.pos.x;
y = _cursor.pos.y;
if (click == 0 && mousewheel == 0) {
if (_patches.autoscroll && _game_mode != GM_MENU) {
w = FindWindowFromPt(x, y);
if (w == NULL || w->flags4 & WF_DISABLE_VP_SCROLL ) return;
vp = IsPtInWindowViewport(w, x, y);
if (vp) {
x -= vp->left;
y -= vp->top;
//here allows scrolling in both x and y axis
#define scrollspeed 3
if (x-15<0) { WP(w,vp_d).scrollpos_x += (x-15) * scrollspeed << vp->zoom; }
else if (15-(vp->width-x) > 0) { WP(w,vp_d).scrollpos_x += (15-(vp->width-x))*scrollspeed << vp->zoom; }
if (y-15<0) { WP(w,vp_d).scrollpos_y += (y-15)*scrollspeed << vp->zoom; }
else if (15-(vp->height-y) > 0) { WP(w,vp_d).scrollpos_y += (15-(vp->height-y))*scrollspeed << vp->zoom; }
#undef scrollspeed
}
}
return;
}
w = FindWindowFromPt(x, y);
if (w == NULL)
return;
w = MaybeBringWindowToFront(w);
vp = IsPtInWindowViewport(w, x, y);
if (vp != NULL) {
if (_game_mode == GM_MENU)
return;
// only allow zooming in-out in main window, or in viewports
if ( mousewheel && !(w->flags4 & WF_DISABLE_VP_SCROLL) &&
(w->window_class == WC_MAIN_WINDOW || w->window_class == WC_EXTRA_VIEW_PORT) ) {
ZoomInOrOutToCursorWindow(mousewheel < 0,w);
}
if (click == 1) {
DEBUG(misc, 2) ("cursor: 0x%X (%d)", _cursor.sprite, _cursor.sprite);
if (_thd.place_mode != 0 &&
// query button and place sign button work in pause mode
!(_cursor.sprite == 0x2CF || _cursor.sprite == 0x2D2) &&
_pause != 0 &&
!_cheats.build_in_pause.value)
return;
if (_thd.place_mode == 0) {
HandleViewportClicked(vp, x, y);
} else {
PlaceObject();
}
} else if (click == 2) {
if (!(w->flags4 & WF_DISABLE_VP_SCROLL)) {
_scrolling_viewport = true;
_cursor.fix_at = true;
}
}
} else {
if (mousewheel)
DispatchMouseWheelEvent(w, mousewheel);
if (click == 1)
DispatchLeftClickEvent(w, x - w->left, y - w->top);
else if (click == 2)
DispatchRightClickEvent(w, x - w->left, y - w->top);
}
}
static int _we4_timer;
extern uint32 _pixels_redrawn;
void UpdateWindows()
{
Window *w;
int t;
if ((t=_we4_timer+1) >= 100) {
for(w = _last_window; w != _windows;) {
w--;
CallWindowEventNP(w, WE_4);
}
t = 0;
}
_we4_timer = t;
for(w = _last_window; w != _windows;) {
w--;
if (w->flags4 & WF_WHITE_BORDER_MASK) {
w->flags4 -= WF_WHITE_BORDER_ONE;
if (!(w->flags4 & WF_WHITE_BORDER_MASK)) {
SetWindowDirty(w);
}
}
}
DrawDirtyBlocks();
for(w = _windows; w!=_last_window; w++) {
if (w->viewport != NULL)
UpdateViewportPosition(w);
}
// Redraw mouse cursor in case it was hidden
DrawMouseCursor();
}
int GetMenuItemIndex(Window *w, int x, int y)
{
if ((x -= w->left) >= 0 && x < w->width && (y -= w->top + 1) >= 0) {
y /= 10;
if (y < WP(w,menu_d).item_count)
return y;
}
return -1;
}
void InvalidateWindow(byte cls, WindowNumber number)
{
Window *w;
for(w=_windows; w!=_last_window; w++) {
if (w->window_class==cls && w->window_number==number)
SetWindowDirty(w);
}
}
void InvalidateWidget(Window *w, byte widget_index)
{
const Widget *wi = &w->widget[widget_index];
// if (wi->left != -2) {
SetDirtyBlocks(
w->left + wi->left,
w->top + wi->top,
w->left + wi->right + 1,
w->top + wi->bottom + 1);
// }
}
void InvalidateWindowWidget(byte cls, WindowNumber number, byte widget_index)
{
Window *w;
for(w=_windows; w!=_last_window; w++) {
if (w->window_class==cls && w->window_number==number) {
InvalidateWidget(w, widget_index);
}
}
}
void InvalidateWindowClasses(byte cls)
{
Window *w;
for(w=_windows; w!=_last_window; w++) {
if (w->window_class==cls)
SetWindowDirty(w);
}
}
void CallWindowTickEvent()
{
Window *w;
for(w=_last_window; w != _windows;) {
--w;
CallWindowEventNP(w, WE_TICK);
}
}
void DeleteNonVitalWindows()
{
Window *w;
for(w=_windows; w!=_last_window;) {
if (w->window_class != WC_MAIN_WINDOW &&
w->window_class != WC_SELECT_GAME &&
w->window_class != WC_MAIN_TOOLBAR &&
w->window_class != WC_STATUS_BAR &&
w->window_class != WC_TOOLBAR_MENU &&
w->window_class != WC_TOOLTIPS) {
DeleteWindow(w);
w = _windows;
} else {
w++;
}
}
}
int PositionMainToolbar(Window *w)
{
DEBUG(misc, 1) ("Repositioning Main Toolbar...");
if (w == NULL || w->window_class != WC_MAIN_TOOLBAR)
w = FindWindowById(WC_MAIN_TOOLBAR, 0);
switch (_patches.toolbar_pos) {
case 1: w->left = (_screen.width - w->width) >> 1; break;
case 2: w->left = _screen.width - w->width; break;
default: w->left = 0;
}
SetDirtyBlocks(0, 0, _screen.width, w->height); // invalidate the whole top part
return w->left;
}
void RelocateAllWindows(int neww, int newh)
{
Window *w;
for(w=_windows; w!= _last_window ;w++) {
int left, top;
if (w->window_class == WC_MAIN_WINDOW) {
ViewPort *vp = w->viewport;
vp->width = w->width = neww;
vp->height = w->height = newh;
vp->virtual_width = neww << vp->zoom;
vp->virtual_height = newh << vp->zoom;
continue; // don't modify top,left
}
IConsoleResize();
if (w->window_class == WC_MAIN_TOOLBAR) {
top = w->top;
left = PositionMainToolbar(w); // changes toolbar orientation
} else if (w->window_class == WC_SELECT_GAME || w->window_class == WC_GAME_OPTIONS || w->window_class == WC_NETWORK_WINDOW){
top = (newh - w->height) >> 1;
left = (neww - w->width) >> 1;
} else if (w->window_class == WC_NEWS_WINDOW) {
top = newh - w->height;
left = (neww - w->width) >> 1;
} else if (w->window_class == WC_STATUS_BAR) {
top = newh - w->height;
left = (neww - w->width) >> 1;
} else {
left = w->left;
if (left + (w->width>>1) >= neww) left = neww - w->width;
top = w->top;
if (top + (w->height>>1) >= newh) top = newh - w->height;
}
if (w->viewport) {
w->viewport->left += left - w->left;
w->viewport->top += top - w->top;
}
w->left = left;
w->top = top;
}
}
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