mirror of
https://github.com/OpenDiablo2/OpenDiablo2
synced 2025-02-10 02:26:29 -05:00
e6d418fdb2
* added `d2common/d2input`, copied input vector logic from hellspawner * added an `InteractiveComponent` which contains input vector, enable flag, and callback function * Added an InputSystem which handles input logic and iterates over entities with interactive components * added a mouse cursor scene for rendering the mouse cursor * made the trademark sprite disappear when left mouse is clicked * various other small bugfixes in scene systems
52 lines
1.5 KiB
Go
52 lines
1.5 KiB
Go
package d2components
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import (
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"github.com/gravestench/akara"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2input"
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)
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// static check that Interactive implements Component
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var _ akara.Component = &Interactive{}
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func noop() bool {
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return false
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}
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// Interactive is used to flag file entities with a file type
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type Interactive struct {
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Enabled bool
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*d2input.InputVector
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Callback func() (preventPropagation bool)
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}
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// New returns a Interactive component. By default, it contains a nil instance.
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func (*Interactive) New() akara.Component {
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return &Interactive{
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Enabled: true,
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InputVector: d2input.NewInputVector(),
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Callback: noop,
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}
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}
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// InteractiveFactory is a wrapper for the generic component factory that returns Interactive component instances.
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// This can be embedded inside of a system to give them the methods for adding, retrieving, and removing a Interactive.
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type InteractiveFactory struct {
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Interactive *akara.ComponentFactory
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}
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// AddInteractive adds a Interactive component to the given entity and returns it
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func (m *InteractiveFactory) AddInteractive(id akara.EID) *Interactive {
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return m.Interactive.Add(id).(*Interactive)
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}
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// GetInteractive returns the Interactive component for the given entity, and a bool for whether or not it exists
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func (m *InteractiveFactory) GetInteractive(id akara.EID) (*Interactive, bool) {
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component, found := m.Interactive.Get(id)
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if !found {
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return nil, found
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}
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return component.(*Interactive), found
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}
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