471fecd72c
the coding style fully consistent yet, but it's good enough for code changes (mixed tab/space indents, 4 space tabs etc. are a royal pain)
112 lines
2.9 KiB
C++
112 lines
2.9 KiB
C++
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#include "hud.hxx"
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UINT instr_item :: instances = 0; // Initial value of zero
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int instr_item :: brightness = 5;/*HUD_BRT_MEDIUM*/
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//glRGBTRIPLE instr_item :: color = {0.1, 0.7, 0.0};
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glRGBTRIPLE instr_item :: color = {0.0, 1.0, 0.0};
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// constructor ( No default provided )
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instr_item::instr_item(
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int x,
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int y,
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UINT width,
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UINT height,
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FLTFNPTR data_source,
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float data_scaling,
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UINT options,
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bool working,
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int digit) :
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handle ( ++instances ),
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load_value_fn ( data_source ),
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disp_factor ( data_scaling ),
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opts ( options ),
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is_enabled ( working ),
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broken ( FALSE ),
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digits ( digit )
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{
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scrn_pos.left = x;
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scrn_pos.top = y;
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scrn_pos.right = width;
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scrn_pos.bottom = height;
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// Set up convenience values for centroid of the box and
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// the span values according to orientation
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if (opts & HUDS_VERT) { // Vertical style
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// Insure that the midpoint marker will fall exactly at the
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// middle of the bar.
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if (!(scrn_pos.bottom % 2))
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scrn_pos.bottom++;
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scr_span = scrn_pos.bottom;
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} else {
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// Insure that the midpoint marker will fall exactly at the
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// middle of the bar.
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if (!(scrn_pos.right % 2))
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scrn_pos.right++;
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scr_span = scrn_pos.right;
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}
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// Here we work out the centroid for the corrected box.
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mid_span.x = scrn_pos.left + (scrn_pos.right >> 1);
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mid_span.y = scrn_pos.top + (scrn_pos.bottom >> 1);
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}
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// copy constructor
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instr_item::instr_item( const instr_item & image ) :
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handle ( ++instances ),
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scrn_pos ( image.scrn_pos ),
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load_value_fn( image.load_value_fn),
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disp_factor ( image.disp_factor ),
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opts ( image.opts ),
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is_enabled ( image.is_enabled ),
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broken ( image.broken ),
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scr_span ( image.scr_span ),
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mid_span ( image.mid_span )
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{
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}
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instr_item::~instr_item ()
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{
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if (instances)
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instances--;
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}
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void instr_item::update( void )
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{
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}
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// break_display This is emplaced to provide hooks for making
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// instruments unreliable. The default behavior is
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// to simply not display, but more sophisticated behavior is available
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// by over riding the function which is virtual in this class.
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void instr_item::break_display ( bool bad )
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{
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broken = !!bad;
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is_enabled = FALSE;
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}
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void instr_item::SetBrightness ( int level )
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{
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brightness = level; // This is all we will do for now. Later the
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// brightness levels will be sensitive both to
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// the control knob and the outside light levels
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// to emulated night vision effects.
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}
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UINT instr_item::get_Handle( void )
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{
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return handle;
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}
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