package d2player import ( "fmt" "image/color" "github.com/OpenDiablo2/OpenDiablo2/d2common/d2data/d2datadict" "github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum" "github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface" "github.com/OpenDiablo2/OpenDiablo2/d2common/d2resource" "github.com/OpenDiablo2/OpenDiablo2/d2core/d2asset" "github.com/OpenDiablo2/OpenDiablo2/d2core/d2gui" "github.com/OpenDiablo2/OpenDiablo2/d2core/d2item/diablo2item" "github.com/OpenDiablo2/OpenDiablo2/d2core/d2ui" ) // Inventory represents the inventory type Inventory struct { uiManager *d2ui.UIManager frame *d2ui.Sprite panel *d2ui.Sprite grid *ItemGrid hoverLabel *d2ui.Label hoverX int hoverY int originX int originY int lastMouseX int lastMouseY int hovering bool isOpen bool } // NewInventory creates an inventory instance and returns a pointer to it func NewInventory(ui *d2ui.UIManager, record *d2datadict.InventoryRecord) *Inventory { hoverLabel := ui.NewLabel(d2resource.FontFormal11, d2resource.PaletteStatic) hoverLabel.Alignment = d2gui.HorizontalAlignCenter return &Inventory{ uiManager: ui, grid: NewItemGrid(ui, record), originX: record.Panel.Left, hoverLabel: hoverLabel, // originY: record.Panel.Top, originY: 0, // expansion data has these all offset by +60 ... } } // IsOpen returns true if the inventory is open func (g *Inventory) IsOpen() bool { return g.isOpen } // Toggle negates the open state of the inventory func (g *Inventory) Toggle() { g.isOpen = !g.isOpen } // Open opens the inventory func (g *Inventory) Open() { g.isOpen = true } // Close closes the inventory func (g *Inventory) Close() { g.isOpen = false } // Load loads the resources required by the inventory func (g *Inventory) Load() { animation, _ := d2asset.LoadAnimation(d2resource.Frame, d2resource.PaletteSky) g.frame, _ = g.uiManager.NewSprite(animation) animation, _ = d2asset.LoadAnimation(d2resource.InventoryCharacterPanel, d2resource.PaletteSky) g.panel, _ = g.uiManager.NewSprite(animation) items := []InventoryItem{ diablo2item.NewItem("kit", "Crimson", "of the Bat", "of Frost").Identify(), diablo2item.NewItem("rin", "Steel", "of Shock").Identify(), diablo2item.NewItem("jav").Identify(), diablo2item.NewItem("buc").Identify(), // diablo2item.NewItem("Arctic Furs", "qui"), // TODO: Load the player's actual items } g.grid.ChangeEquippedSlot(d2enum.EquippedSlotLeftArm, diablo2item.NewItem("wnd")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotRightArm, diablo2item.NewItem("buc")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotHead, diablo2item.NewItem("crn")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotTorso, diablo2item.NewItem("plt")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotLegs, diablo2item.NewItem("vbt")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotBelt, diablo2item.NewItem("vbl")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotGloves, diablo2item.NewItem("lgl")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotLeftHand, diablo2item.NewItem("rin")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotRightHand, diablo2item.NewItem("rin")) g.grid.ChangeEquippedSlot(d2enum.EquippedSlotNeck, diablo2item.NewItem("amu")) // TODO: Load the player's actual items _, err := g.grid.Add(items...) if err != nil { fmt.Printf("could not add items to the inventory, err: %v\n", err) } } // Render draws the inventory onto the given surface func (g *Inventory) Render(target d2interface.Surface) error { if !g.isOpen { return nil } x, y := g.originX, g.originY // Frame // Top left if err := g.frame.SetCurrentFrame(5); err != nil { return err } w, h := g.frame.GetCurrentFrameSize() g.frame.SetPosition(x, y+h) if err := g.frame.Render(target); err != nil { return err } x += w // Top right if err := g.frame.SetCurrentFrame(6); err != nil { return err } w, h = g.frame.GetCurrentFrameSize() g.frame.SetPosition(x, y+h) if err := g.frame.Render(target); err != nil { return err } x += w y += h // Right if err := g.frame.SetCurrentFrame(7); err != nil { return err } w, h = g.frame.GetCurrentFrameSize() g.frame.SetPosition(x-w, y+h) if err := g.frame.Render(target); err != nil { return err } y += h // Bottom right if err := g.frame.SetCurrentFrame(8); err != nil { return err } w, h = g.frame.GetCurrentFrameSize() g.frame.SetPosition(x-w, y+h) if err := g.frame.Render(target); err != nil { return err } x -= w // Bottom left if err := g.frame.SetCurrentFrame(9); err != nil { return err } w, h = g.frame.GetCurrentFrameSize() g.frame.SetPosition(x-w, y+h) if err := g.frame.Render(target); err != nil { return err } x, y = g.originX+1, g.originY y += 64 // Panel // Top left if err := g.panel.SetCurrentFrame(4); err != nil { return err } w, h = g.panel.GetCurrentFrameSize() g.panel.SetPosition(x, y+h) if err := g.panel.Render(target); err != nil { return err } x += w // Top right if err := g.panel.SetCurrentFrame(5); err != nil { return err } _, h = g.panel.GetCurrentFrameSize() g.panel.SetPosition(x, y+h) if err := g.panel.Render(target); err != nil { return err } y += h // Bottom right if err := g.panel.SetCurrentFrame(7); err != nil { return err } _, h = g.panel.GetCurrentFrameSize() g.panel.SetPosition(x, y+h) if err := g.panel.Render(target); err != nil { return err } // Bottom left if err := g.panel.SetCurrentFrame(6); err != nil { return err } w, h = g.panel.GetCurrentFrameSize() g.panel.SetPosition(x-w, y+h) if err := g.panel.Render(target); err != nil { return err } g.grid.Render(target) hovering := false for idx := range g.grid.items { item := g.grid.items[idx] ix, iy := g.grid.SlotToScreen(item.InventoryGridSlot()) iw, ih := g.grid.sprites[item.GetItemCode()].GetCurrentFrameSize() mx, my := g.lastMouseX, g.lastMouseY hovering = hovering || ((mx > ix) && (mx < ix+iw) && (my > iy) && (my < iy+ih)) if hovering { if !g.hovering { // set the initial hover coordinates // this is so that moving mouse doesnt move the description g.hoverX, g.hoverY = mx, my } g.renderItemDescription(target, item) break } } g.hovering = hovering return nil } func (g *Inventory) renderItemDescription(target d2interface.Surface, i InventoryItem) { lines := i.GetItemDescription() maxW, maxH := 0, 0 _, iy := g.grid.SlotToScreen(i.InventoryGridSlot()) for idx := range lines { w, h := g.hoverLabel.GetTextMetrics(lines[idx]) if maxW < w { maxW = w } maxH += h } halfW, halfH := maxW/2, maxH/2 centerX, centerY := g.hoverX, iy-halfH if (centerX + halfW) > 800 { centerX = 800 - halfW } if (centerY + halfH) > 600 { centerY = 600 - halfH } target.PushTranslation(centerX, centerY) target.PushTranslation(-halfW, -halfH) target.DrawRect(maxW, maxH, color.RGBA{0, 0, 0, uint8(200)}) target.PushTranslation(halfW, 0) for idx := range lines { g.hoverLabel.SetText(lines[idx]) _, h := g.hoverLabel.GetTextMetrics(lines[idx]) g.hoverLabel.Render(target) target.PushTranslation(0, h) } target.PopN(len(lines)) target.PopN(3) }