#include "stdafx.h" #include "ttd.h" #include "debug.h" #include "map.h" #include "window.h" #include "gfx.h" #include "viewport.h" #include "console.h" // delta between mouse cursor and upper left corner of dragged window static Point _drag_delta; 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]; /* don't allow any interaction if the button has been disabled */ if (HASBIT(w->disabled_state, e.click.widget)) return; if (wi->type & 0xE0) { /* special widget handling for buttons*/ switch(wi->type) { case WWT_IMGBTN | WWB_PUSHBUTTON: /* WWT_PUSHIMGBTN */ case WWT_TEXTBTN | WWB_PUSHBUTTON: /* WWT_PUSHTXTBTN */ HandleButtonClick(w, e.click.widget); break; case WWT_NODISTXTBTN: break; } } else if (wi->type == WWT_SCROLLBAR || wi->type == WWT_SCROLL2BAR || wi->type == WWT_HSCROLLBAR) { ScrollbarClickHandler(w, wi, e.click.pt.x, e.click.pt.y); } if (w->desc_flags & WDF_STD_BTN) { if (e.click.widget == 0) { /* 'X' */ DeleteWindow(w); return; } if (e.click.widget == 1) { /* 'Title bar' */ StartWindowDrag(w); // if not return then w = StartWindowDrag(w); to get correct pointer return; } } if (w->desc_flags & WDF_RESIZABLE && wi->type == WWT_RESIZEBOX) { StartWindowSizing(w); // if not return then w = StartWindowSizing(w); to get correct pointer return; } if (w->desc_flags & WDF_STICKY_BUTTON && wi->type == WWT_STICKYBOX) { TOGGLEBIT(w->click_state, e.click.widget); w->flags4 ^= WF_STICKY; InvalidateWidget(w, e.click.widget); return; } } 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, uint widget, int wheel) { const Widget *wi1 = &w->widget[widget]; const Widget *wi2 = &w->widget[widget + 1]; Scrollbar *sb; /* The listbox can only scroll if scrolling was done on the scrollbar itself, * or on the listbox (and the next item is (must be) the scrollbar) * XXX - should be rewritten as a widget-dependent scroller but that's * not happening until someone rewrites the whole widget-code */ if ((sb = &w->vscroll, wi1->type == WWT_SCROLLBAR) || (sb = &w->vscroll2, wi1->type == WWT_SCROLL2BAR) || (sb = &w->vscroll2, wi2->type == WWT_SCROLL2BAR) || (sb = &w->vscroll, wi2->type == WWT_SCROLLBAR) ) { if (sb->count > sb->cap) { int pos = clamp(sb->pos + wheel, 0, sb->count - sb->cap); if (pos != sb->pos) { sb->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); free(w->widget); v = --_last_window; count = (byte*)v - (byte*)w; memmove(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)); } void DeleteWindowByClass(WindowClass cls) { Window *w; for (w = _windows; w != _last_window;) { if (w->window_class == cls) { DeleteWindow(w); w = _windows; } else w++; } } Window *BringWindowToFrontById(WindowClass cls, WindowNumber number) { Window *w = FindWindowById(cls, number); if (w != NULL) { w->flags4 |= WF_WHITE_BORDER_MASK; SetWindowDirty(w); w = BringWindowToFront(w); } return w; } Window *BringWindowToFront(Window *w) { Window *v; Window temp; 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); temp = *w; memmove(w, w + 1, (v - w) * sizeof(Window)); *v = temp; SetWindowDirty(v); return v; } /* We have run out of windows, so find a suitable candidate for replacement. * Keep all important windows intact */ static Window *FindDeletableWindow(void) { Window *w; for (w = _windows; w < endof(_windows); w++) { 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->flags4 & WF_STICKY) ) return w; } return NULL; } /* A window must be freed, and all are marked as important windows. Ease the * restriction a bit by allowing to delete sticky windows */ static Window *ForceFindDeletableWindow(void) { Window *w; 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) return w; } } bool IsWindowOfPrototype(Window *w, const Widget *widget) { return (w->original_widget == widget); } /* Copies 'widget' to 'w->widget' */ void AssignWidgetToWindow(Window *w, const Widget *widget) { w->original_widget = widget; if (widget != NULL) { const Widget *wi = widget; uint index = 1; while (wi->type != WWT_LAST) { wi++; index++; } w->widget = malloc(sizeof(Widget) * index); memcpy(w->widget, widget, sizeof(Widget) * index); } else { w->widget = NULL; } } Window *AllocateWindow( int x, int y, int width, int height, WindowProc *proc, WindowClass cls, const Widget *widget) { Window *w; w = _last_window; if (w >= endof(_windows)) { w = FindDeletableWindow(); if (w == NULL) // no window found, force it! w = ForceFindDeletableWindow(); DeleteWindow(w); w = _last_window; } 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; AssignWidgetToWindow(w, widget); w->resize.width = width; w->resize.height = height; w->resize.step_width = 1; w->resize.step_height = 1; { uint 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; } static 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; else if(pt.y < 0) pt.y = _screen.height + pt.y; // if y is negative, it's from the bottom of the screen } } 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(void) { IConsoleClose(); memset(&_windows, 0, sizeof(_windows)); _last_window = _windows; memset(_viewports, 0, sizeof(_viewports)); _active_viewports = 0; _no_scroll = 0; } static void DecreaseWindowCounters(void) { 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(void) { return FindWindowById(_thd.window_class, _thd.window_number); } static void HandlePlacePresize(void) { 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); } static bool HandleDragDrop(void) { 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; } static bool HandlePopupMenu(void) { 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; } else { _popup_menu_active = false; e.event = WE_POPUPMENU_SELECT; e.popupmenu.pt = _cursor.pos; } w->wndproc(w, &e); return false; } static bool HandleMouseOver(void) { Window *w; WindowEvent e; static Window *last_w = NULL; w = FindWindowFromPt(_cursor.pos.x, _cursor.pos.y); // We changed window, put a MOUSEOVER event to the last window if (last_w && last_w != w) { e.event = WE_MOUSEOVER; e.mouseover.pt.x = -1; e.mouseover.pt.y = -1; if (last_w->wndproc) last_w->wndproc(last_w, &e); } last_w = w; if (w) { // send an event in client coordinates. e.event = WE_MOUSEOVER; e.mouseover.pt.x = _cursor.pos.x - w->left; e.mouseover.pt.y = _cursor.pos.y - w->top; if (w->widget != NULL) { e.mouseover.widget = GetWidgetFromPos(w, e.mouseover.pt.x, e.mouseover.pt.y); } w->wndproc(w, &e); } // Mouseover never stops execution return true; } static bool HandleWindowDragging(void) { Window *w; // 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) { const Widget *t = &w->widget[1]; // the title bar ... ugh const Window *v; int x; int y; int nx; int ny; // Stop the dragging if the left mouse button was released if (!_left_button_down) { w->flags4 &= ~WF_DRAGGING; break; } SetWindowDirty(w); x = _cursor.pos.x + _drag_delta.x; y = _cursor.pos.y + _drag_delta.y; nx = x; ny = y; if (_patches.window_snap_radius != 0) { int hsnap = _patches.window_snap_radius; int vsnap = _patches.window_snap_radius; int delta; for (v = _windows; v != _last_window; ++v) { if (v == w) continue; // Don't snap at yourself if (y + w->height > v->top && y < v->top + v->height) { // Your left border <-> other right border delta = abs(v->left + v->width - x); if (delta <= hsnap) { nx = v->left + v->width; hsnap = delta; } // Your right border <-> other left border delta = abs(v->left - x - w->width); if (delta <= hsnap) { nx = v->left - w->width; hsnap = delta; } } if (w->top + w->height >= v->top && w->top <= v->top + v->height) { // Your left border <-> other left border delta = abs(v->left - x); if (delta <= hsnap) { nx = v->left; hsnap = delta; } // Your right border <-> other right border delta = abs(v->left + v->width - x - w->width); if (delta <= hsnap) { nx = v->left + v->width - w->width; hsnap = delta; } } if (x + w->width > v->left && x < v->left + v->width) { // Your top border <-> other bottom border delta = abs(v->top + v->height - y); if (delta <= vsnap) { ny = v->top + v->height; vsnap = delta; } // Your bottom border <-> other top border delta = abs(v->top - y - w->height); if (delta <= vsnap) { ny = v->top - w->height; vsnap = delta; } } if (w->left + w->width >= v->left && w->left <= v->left + v->width) { // Your top border <-> other top border delta = abs(v->top - y); if (delta <= vsnap) { ny = v->top; vsnap = delta; } // Your bottom border <-> other bottom border delta = abs(v->top + v->height - y - w->height); if (delta <= vsnap) { ny = v->top + v->height - w->height; vsnap = delta; } } } } // Make sure the window doesn't leave the screen // 13 is the height of the title bar nx = clamp(nx, 13 - t->right, _screen.width - 13 - t->left); ny = clamp(ny, 0, _screen.height - 13); // Make sure the title bar isn't hidden by behind the main tool bar v = FindWindowById(WC_MAIN_TOOLBAR, 0); if (v != NULL) { int v_bottom = v->top + v->height; int v_right = v->left + v->width; if (ny + t->top >= v->top && ny + t->top < v_bottom) { if ((v->left < 13 && nx + t->left < v->left) || (v_right > _screen.width - 13 && nx + t->right > v_right)) { ny = v_bottom; } else { if (nx + t->left > v->left - 13 && nx + t->right < v_right + 13) { if (w->top >= v_bottom) ny = v_bottom; else if (w->left < nx) nx = v->left - 13 - t->left; else nx = v_right + 13 - t->right; } } } } if (w->viewport != NULL) { w->viewport->left += nx - w->left; w->viewport->top += ny - w->top; } w->left = nx; w->top = ny; SetWindowDirty(w); return false; } else if (w->flags4 & WF_SIZING) { WindowEvent e; int x, y; /* Stop the sizing if the left mouse button was released */ if (!_left_button_down) { w->flags4 &= ~WF_SIZING; break; } x = _cursor.pos.x - _drag_delta.x; y = _cursor.pos.y - _drag_delta.y; /* X and Y has to go by step.. calculate it */ if (w->resize.step_width > 1) x = x - (x % (int)w->resize.step_width); if (w->resize.step_height > 1) y = y - (y % (int)w->resize.step_height); /* Check if we don't go below the minimum set size */ if ((int)w->width + x < (int)w->resize.width) x = w->resize.width - w->width; if ((int)w->height + y < (int)w->resize.height) y = w->resize.height - w->height; /* Window already on size */ if (x == 0 && y == 0) return false; /* Now find the new cursor pos.. this is NOT _cursor, because we move in steps. */ _drag_delta.x += x; _drag_delta.y += y; SetWindowDirty(w); /* Scroll through all the windows and update the widgets if needed */ { Widget *wi = w->widget; bool resize_height = false; bool resize_width = false; while (wi->type != WWT_LAST) { if (wi->resize_flag != RESIZE_NONE) { /* Resize this widget */ if (wi->resize_flag & RESIZE_LEFT) { wi->left += x; resize_width = true; } if (wi->resize_flag & RESIZE_RIGHT) { wi->right += x; resize_width = true; } if (wi->resize_flag & RESIZE_TOP) { wi->top += y; resize_height = true; } if (wi->resize_flag & RESIZE_BOTTOM) { wi->bottom += y; resize_height = true; } } wi++; } /* We resized at least 1 widget, so let's rezise the window totally */ if (resize_width) w->width = x + w->width; if (resize_height) w->height = y + w->height; } e.event = WE_RESIZE; e.sizing.size.x = x + w->width; e.sizing.size.y = y + w->height; e.sizing.diff.x = x; e.sizing.diff.y = y; w->wndproc(w, &e); SetWindowDirty(w); return false; } } _dragging_window = false; return false; } Window *StartWindowDrag(Window *w) { w->flags4 |= WF_DRAGGING; _dragging_window = true; _drag_delta.x = w->left - _cursor.pos.x; _drag_delta.y = w->top - _cursor.pos.y; w = BringWindowToFront(w); DeleteWindowById(WC_DROPDOWN_MENU, 0); return w; } Window *StartWindowSizing(Window *w) { w->flags4 |= WF_SIZING; _dragging_window = true; _drag_delta.x = _cursor.pos.x; _drag_delta.y = _cursor.pos.y; w = BringWindowToFront(w); DeleteWindowById(WC_DROPDOWN_MENU, 0); return w; } static bool HandleScrollbarScrolling(void) { 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 if (w->flags4 & WF_SCROLL2){ sb = &w->vscroll2; i = _cursor.pos.y - _cursorpos_drag_start.y; } 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; } static bool HandleViewportScroll(void) { 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 ? int hx; int hy; int hvx; int hvy; _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; } } hx = (w->widget[4].right - w->widget[4].left) / 2; hy = (w->widget[4].bottom - w->widget[4].top ) / 2; hvx = hx * -4 + hy * 8; hvy = hx * 4 + hy * 8; if (x < -hvx) { x = -hvx; sub = 0; } if (x > (int)MapMaxX() * 16 - hvx) { x = MapMaxX() * 16 - hvx; sub = 0; } if (y < -hvy) { y = -hvy; sub = 0; } if (y > (int)MapMaxY() * 16 - hvy) { y = MapMaxY() * 16 - hvy; 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; /* Stores if a window with a textfield for typing is open * If this is the case, keypress events are only passed to windows with text fields and * to thein this main toolbar. */ bool query_open = false; // Setup event we.keypress.event = WE_KEYPRESS; we.keypress.ascii = key & 0xFF; we.keypress.keycode = key >> 16; we.keypress.cont = true; // check if we have a query string window open before allowing hotkeys if(FindWindowById(WC_QUERY_STRING, 0)!=NULL || FindWindowById(WC_SEND_NETWORK_MSG, 0)!=NULL) query_open = true; // Call the event, start with the uppermost window. for(w=_last_window; w != _windows;) { --w; // if a query window is open, only call the event for certain window types if(query_open && w->window_class!=WC_QUERY_STRING && w->window_class!=WC_SEND_NETWORK_MSG && w->window_class!=WC_MAIN_TOOLBAR) continue; w->wndproc(w, &we); if (!we.keypress.cont) break; } } extern void UpdateTileSelection(void); extern bool VpHandlePlaceSizingDrag(void); void MouseLoop(void) { 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; if (!HandleMouseOver()) 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, GetWidgetFromPos(w, x - w->left, y - w->top), 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(void) { 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); } DrawTextMessage(); // 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(void) { Window *w; for(w=_last_window; w != _windows;) { --w; CallWindowEventNP(w, WE_TICK); } } void DeleteNonVitalWindows(void) { 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 && (w->flags4 & WF_STICKY) == 0) { // do not delete windows which are 'pinned' DeleteWindow(w); w = _windows; } else { w++; } } } /* It is possible that a stickied window gets to a position where the * 'close' button is outside the gaming area. You cannot close it then; except * with this function. It closes all windows calling the standard function, * then, does a little hacked loop of closing all stickied windows. Note * that standard windows (status bar, etc.) are not stickied, so these aren't affected */ void DeleteAllNonVitalWindows(void) { Window *w; // Delete every window except for stickied ones DeleteNonVitalWindows(); // Delete all sticked windows for (w = _windows; w != _last_window;) { if (w->flags4 & WF_STICKY) { DeleteWindow(w); w = _windows; } else w++; } } /* Delete all always on-top windows to get an empty screen */ void HideVitalWindows(void) { DeleteWindowById(WC_MAIN_TOOLBAR, 0); DeleteWindowById(WC_STATUS_BAR, 0); } 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 if (w->window_class == WC_SEND_NETWORK_MSG) { top = (newh - 26); // 26 = height of status bar + height of chat bar 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; } }